Complete coverage on

Science and Technology

SpaceX's 'Dragon' spacecraft connects to the International Space Station - marking a new era in space flight.

Latest Stories

SpaceX Dragon berths with ISSupdated: Fri May 25 2012 12:26:00

During SpaceX's berthing, an astronaut onboard the ISS said, "Houston, looks like we've caught a Dragon by the tail."

Obama nominates successor to Nuclear Regulatory Commission's top postupdated: Thu May 24 2012 22:41:00

Three days after embattled Nuclear Regulatory Commission Chairman Gregory Jaczko announced his resignation, the White House announced President Barack Obama intends to nominate Allison Macfarlane, a professor at George Mason University, to the agency's top post.

NOAA predicts near-normal hurricane seasonsupdated: Thu May 24 2012 13:19:00

Despite some early storms this year, forecasters Thursday predicted a near-normal Atlantic hurricane season with nine to 15 named storms, including four to eight hurricanes and one to three major hurricanes.

Nuclear disaster spreads to houses, foodupdated: Thu May 24 2012 10:16:00

Fukushima's nuclear fallout spreads through ordinary life in Japan. CNN's Kyung Lah reports.

Hard lessons for U.S. nuclear safety from Fukushima meltdownupdated: Thu May 24 2012 10:16:00

The earthquake and tsunami in northeastern Japan on March 11 last year took more than 20,000 lives, caused the evacuation of about 300,000 people, and set off the worst nuclear accident since Chernobyl. The meltdowns of the Fukushima Daiichi reactors ended Japan's plans to produce half of its electricity through nuclear energy.

Barcelona FC backs bid to send one million e-books to Africaupdated: Thu May 24 2012 09:36:00

Stars from one of the world's great soccer teams will be encouraging reading as part of a new project to put one million digital books in the hands of African children.

Historic launch of private rocket heralds new era updated: Wed May 23 2012 06:10:00

A new era in space exploration dawned Tuesday as a slender rocket shot into the dark Florida sky before sunrise, carrying the first private spacecraft bound for the International Space Station.

Private space travel: A new era begins?updated: Tue May 22 2012 18:42:00

On Saturday, a company called SpaceX was scheduled to launch the first private mission to the International Space Station, demonstrating a freight-carrying capability NASA gave up when it retired its fleet of space shuttles in July. (The flight was aborted at the last second after a faulty valve was discovered; SpaceX officials said the launch was postponed till Tuesday or Wednesday.)

Marissa Mayer: Google's leading womanupdated: Tue May 22 2012 09:26:00

Marissa Mayer joined Google at the age of 24, and now she is the VP of Local, Maps and Localization Services.

Chrome overtakes Internet Explorer as No. 1 browser -- maybeupdated: Tue May 22 2012 09:26:00

This might be the start of a new chapter in the browser wars.

Top U.S. nuclear regulator to resignupdated: Mon May 21 2012 12:38:00

Embattled Nuclear Regulatory Commission Chairman Gregory Jaczko announced Monday he is resigning.

Indian clinic's stem cell therapy real?updated: Mon May 21 2012 12:18:00

A clinic in India claims its use in experimental stem cell therapy that's banned in the U.S. works. Drew Griffin reports.

Family hangs hope for boy on unproven therapy in Indiaupdated: Mon May 21 2012 12:18:00

Cash Burnaman, a 6-year-old South Carolina boy, has traveled with his parents to India seeking treatment for a rare genetic condition that has left him developmentally disabled. You might think this was a hopeful mission until you learn that an overwhelming number of medical experts insist the treatment will have zero effect.

Is Facebook a must-buy for journalism?updated: Mon May 21 2012 04:53:00

Now that Facebook is friends with Wall Street, this journalist is giving her timeline a rethink.

What the Facebook IPO really meansupdated: Mon May 21 2012 04:53:00

A look at the economic impact of the Facebook IPO, from taxes to the broader economy. CNN's Dan Simon reports.

Smartphone patent warsupdated: Sun May 20 2012 21:26:00

Kristie Lu Stout explains the long-running legal fight between Apple and Samsung

Apple and Samsung begin settlement talksupdated: Sun May 20 2012 21:26:00

"It's very important that Apple not become the developer for the world," Tim Cook, Apple chief executive, told analysts last month. "We need people to invent their own stuff."

Annular solar eclipse in western U.S.updated: Sun May 20 2012 19:05:00

An annular solar eclipse will be visible in the western U.S on May 20. The next one won't happen in the U.S. until 2023.

Solar eclipse projects 'ring of fire' across Asia, Pacificupdated: Sun May 20 2012 19:05:00

The shadow of the moon started sweeping across the globe from Hong Kong to the Texas Panhandle as a rare annular solar eclipse began Monday morning in Asia.

SpaceX: Launch abort 'not a failure'updated: Sat May 19 2012 23:26:00

The president of private space company SpaceX says aborting the launch of the Dragon spacecraft was not a failure.

Private mission to space station scrubbed half a second before liftoffupdated: Sat May 19 2012 23:26:00

SpaceX's launch of the first private spacecraft bound for the International Space Station has been rescheduled for next week after the mission was aborted Saturday a half a second before liftoff, the company said.

Upcoming solar eclipse to project 'ring of fire'updated: Sat May 19 2012 03:27:00

Thousands of people are planning viewing parties for the upcoming annular solar eclipse, a rare event in which the sun will appear as a thin ring behind the moon.

Weekend solar eclipse to project 'ring of fire'updated: Fri May 18 2012 21:30:00

Thousands of people are planning viewing parties in the western United States for Sunday's annular solar eclipse, a rare event in which the sun will appear as a thin ring behind the moon.

Twitter joins 'Do Not Track,' gives users privacy optionupdated: Thu May 17 2012 20:47:00

A Federal Trade Commission official announced that Twitter users will be able block personal data from being shared with third-party websites.

Most U.S. children under 1 are minorities, Census saysupdated: Thu May 17 2012 12:32:00

U.S. minorities now represent more than half of America's population under the age of 1, the Census Bureau said, a historic demographic milestone with profound political, economic and social implications.

200-year-old shipwreck discovered in northern Gulf of Mexicoupdated: Thu May 17 2012 10:33:00

A wooden ship believed to be over 200 years old was discovered during a recent exploration of the northern Gulf of Mexico, according to a press release from the U.S. National Oceanic and Atmospheric Administration (NOAA).

CNNMoney: Half of U.S. cell phones are now smartphonesupdated: Wed May 16 2012 12:48:00

Smartphones are now more common than "dumb" phones.

Man executed for attack on Iranian nuclear scientistupdated: Tue May 15 2012 06:21:00

Iran has executed a man who was convicted of killing one of its nuclear scientists, state-run Press TV reported Tuesday.

Crew of Soyuz docks with ISSupdated: Tue May 15 2012 01:11:00

The Soyuz crew successfully docks with the International Space Station and opens the hatch.

Russian craft blasts off for International Space Stationupdated: Tue May 15 2012 01:11:00

A Soyuz spacecraft lifted off from a launch site in Kazakhstan on Tuesday to ferry three new crew members to the International Space Station.

Science journal could give recipe for deadly avian flu virus updated: Sun May 13 2012 10:53:00

A science journal is poised to publish a study that some experts believe could give a recipe to bioterrorists.

Panasonic shares hit 30-year low on lossupdated: Fri May 11 2012 06:16:00

Japanese electronics company Panasonic has plunged from profit to a record annual loss of 772.2 billion yen ($9.68 billion), prompting its shares to fall to a 30-year low.

Own an iPod? Then you're suing Apple updated: Thu May 10 2012 15:05:00

If you're one of the millions who purchased an iPod between September 12, 2006, and March 31, 2009, you might be in for a surprising email from RealNetworks.

Japan takes over TEPCO after disasterupdated: Wed May 09 2012 23:58:00

Reeling from the Fukushima Daiichi nuclear disaster, Tokyo Electric Power Co. (TEPCO) has effectively been nationalized after Tokyo approved a request for a 1 trillion yen ($12.5 billion) injection of capital.

Japan is nuclear energy freeupdated: Wed May 09 2012 23:58:00

Japan is the first major economy to operate in the modern era without nuclear energy. CNN's Kyung Lah reports.

Report: Smartphones, not computers, drive most Facebook useupdated: Wed May 09 2012 05:35:00

According to comScore's new Mobile Metrix 2.0 report released Monday, Facebook's mobile usage is on the rise. In fact, the report revealed that Facebook users spent more time accessing the social network on smartphones than on computers in March.

Japan shuts down last nuclear reactorupdated: Mon May 07 2012 23:22:00

As Japan began its workweek Monday morning, the trains ran exactly on time, the elevators in thousands of Tokyo high-rises efficiently moved between floors, and the lights turned on across cities with nary a glitch.

CNNMoney: Empire State Building cuts energy use 20%updated: Mon May 07 2012 19:16:00

The Empire State Building is on an energy diet.

CNNMoney: Research in Motion: Just call it the BleakBerryupdated: Mon May 07 2012 15:51:00

It's hard to find a stock that is hated more on Wall Street -- and, for that matter, on Bay Street in Toronto -- than Research in Motion.

CNNMoney: Obama administration tightens fracking rulesupdated: Fri May 04 2012 12:25:00

The Obama administration tightened rules on hydraulic fracturing Friday, requiring the disclosure of chemicals used in the process when done on federal and American Indian lands.

Photographer's images of global warmingupdated: Fri May 04 2012 08:23:00

Photographer Roger Moukarzel's exhibition showcases his work highlighting the effects of global warming in Sweden.

Samsung unveils Galaxy S III smartphone with face, voice recognitionupdated: Fri May 04 2012 07:49:00

Samsung has launched its Galaxy S III smartphone, which it hopes will help solidify the company as the leading challenger to Apple and its iPhone 4S.

NOAA pulls ad seeking magician for training eventupdated: Thu May 03 2012 18:11:00

In the wake of the GSA convention scandal that is still reverberating across the government, officials at the National Oceanic and Atmospheric Administration on Thursday pulled a help-wanted ad for a magician to appear at a leadership training event for its staff in the Washington area next month.

Trump threatens to sue Scotlandupdated: Thu May 03 2012 11:15:00

Donald Trump threatens to sue Scottish authorities if plans to build a wind farm near his Links course go ahead

Trump threatens to sue Scotland over wind farm planupdated: Thu May 03 2012 11:15:00

It was Donald Trump's long-held dream. To build the best links golf course in the world in Scotland, as a tribute to his late mother who was born in the country.

Fracking in New York: Risk vs. Rewardupdated: Wed May 02 2012 14:39:00

The battle over hydraulic fracturing in the state of New York pits farmers against environmentalists, neighbor vs. neighbor, as gas companies wait to find out if they'll be able to unlock the natural gas trapped in the Marcellus Shale formation thousands of feet below the earth's surface.

CNN Explains: Frackingupdated: Wed May 02 2012 14:39:00

How is hydraulic fracturing different from drilling for oil? And why is it called 'fracking'? CNN explains it to you.

Samsung set to unveil iPhone challengerupdated: Tue May 01 2012 22:56:00

If Apple were to challenge its smartphone competitors to a contest with its all-conquering iPhone 4S, Samsung's Galaxy S would probably be the model thrown into the arena to compete.

Wind turbine creates water from thin airupdated: Mon Apr 30 2012 06:09:00

Wind turbines have long produced renewable energy but a French engineering firm has discovered another eco-purpose for the towering structures.

Space shuttle Enterprise flies againupdated: Fri Apr 27 2012 18:49:00

The space shuttle Enterprise, mounted atop a 747 jumbo jet, swooped across the New York City skyline on Friday before touching down at the city's John F. Kennedy International Airport, bringing an end to its final flight.

Shuttle Enterprise's final journeyupdated: Fri Apr 27 2012 18:49:00

Space shuttle Enterprise flies past the Statue of Liberty and other landmarks on the way to its new home at the Intrepid.

Review: Barnes & Noble's new glowing Nook is a winnerupdated: Thu Apr 26 2012 17:28:00

Sometimes you just want to read. Digital's best answer for that simple urge is the now venerable E Ink e-reader. These monochromatic devices are not only holding on in the face of stiff LCD-based tablet competition, they're innovating. The latest update comes from Barnes & Noble, which added an LED-based "GlowLight" to its Nook Simple Touch e-reader.

MYB: Apple's stellar earnings reportupdated: Thu Apr 26 2012 12:47:00

Poppy Harlow looks at how Apple was able to double its profits in the second quarter due to strong iPhone sales.

LinkedIn launches iPad app, takes new directionupdated: Thu Apr 26 2012 12:18:00

The world's largest professional social network just got a wider reach -- and it wants to be in front of your face for more of the day.

CNNMoney: Apple literally does rule the worldupdated: Thu Apr 26 2012 08:01:00

If you are waiting for the Apple "bubble" to pop, you might be doing so for a very long time. Apple defied the skeptics Tuesday, blowing away earnings and sales forecasts.

Unemployed flier travels world for freeupdated: Thu Apr 26 2012 05:43:00

An unemployed man spills the secrets on how he went on 52 trips worldwide without spending a dime on airfare or hotels.

Looking for low airfares? You'll need some luckupdated: Thu Apr 26 2012 05:43:00

Douglas Quinby was shocked at the price. Traveling from Atlanta to New Orleans in two weeks for work, the travel industry analyst found an airline ticket for $130 a week ago and grabbed it.

Company aims to mine resource-rich asteroids updated: Tue Apr 24 2012 21:05:00

Eric Anderson and Peter Diamandis pioneered the business of sending millionaire tourists to space. Now they want to mine asteroids for what they say will be tens of billions of dollars worth of resources annually for use on Earth and beyond.

The danger of Twitter, Facebook politicsupdated: Tue Apr 24 2012 07:52:00

I make a living encouraging politicians and candidates to use social media.

'No permission' Android apps can see and share your dataupdated: Mon Apr 23 2012 17:47:00

Savvy Android users tend to be wary of installing apps that request seemingly unnecessary permissions. When an app wants access to data or functions on your phone, such as your contacts list or the ability to send text messages, it can signal potential security or malware risks.

FBI: More than 300,000 could lose Web access by Julyupdated: Mon Apr 23 2012 12:25:00

In the wake of a multi-million-dollar online scam, more than 300,000 computer users worldwide could find themselves without Web access this summer.

'Dungeon' chimps feel grass for 1st timeupdated: Sat Apr 21 2012 16:50:00

CNN's John Zarrella takes you behind the scenes as one-time research chimps are moved to a sanctuary home.

Laboratory chimps get a new lease on lifeupdated: Sat Apr 21 2012 16:50:00

Shortly after her birth, Moesha was taken away from her mother and sent to a laboratory for a life of medical testing.

Meet one of the oldest chimpanzees in captivityupdated: Sat Apr 21 2012 09:01:00

Senior citizens are common in Florida but one 74-year-old is in a class of her own: "Little Mama" is believed to be the oldest chimpanzee in captivity.

Toyota memo shows acceleration concernsupdated: Fri Apr 20 2012 16:11:00

CNN's Drew Griffin investigates a Toyota engineering memo that suggests an electronic problem in a prototype car.

Toyota subpoenas critic's communications with media, governmentupdated: Fri Apr 20 2012 16:11:00

Toyota Motor Corp. has subpoenaed Sean Kane, an auto safety advocate and outspoken critic of the company, asking that he hand over his communications with the media, Congress, government agencies and individual Toyota drivers inquiring about sudden unintended acceleration.

Space shuttle Discovery retiresupdated: Fri Apr 20 2012 08:27:00

Space shuttle Discovery goes from the Kennedy Space Center to the Smithsonian atop a NASA jetliner.

What Space Shuttle Discovery has inspired in usupdated: Fri Apr 20 2012 08:27:00

Space Shuttle Discovery started out as a way to discover what lies beyond us. Its last flight, taken earlier this week, helped to discover what now lies within us.

Using science to bring together enemies updated: Wed Apr 18 2012 10:21:00

While tensions remain high between the United States and North Korea, the relationship is more cordial between their scientists.

For 747, transporting a shuttle is no heavy burdenupdated: Wed Apr 18 2012 07:14:00

It was a strange sight indeed -- one large aircraft carrying another large aircraft strapped on top. But that's exactly what skyward-looking folks in Washington saw Tuesday as Space Shuttle Discovery, atop a Boeing 747, made an inspiring pass over the capital in its final flight.

U.S. faces clean energy bust as subsidies expire, report warnsupdated: Wed Apr 18 2012 00:07:00

The United States needs to overhaul its support for clean energy research to keep recent gains alive as subsidies that have fueled a boom in the field expire, researchers urged Wednesday.

The Galaxy S III: Samsung's next flagship phone?updated: Tue Apr 17 2012 10:25:00

Samsung emailed, tweeted and blogged Monday about a May 3 event in which reporters are being invited to "come and meet the next Galaxy." At this shindig in London, we expect Samsung to unveil the Samsung Galaxy S III -- though where this smartphone sits in Samsung's larger handset ecosystem isn't entirely clear.

Discovery begins its final flightupdated: Tue Apr 17 2012 10:11:00

Space shuttle Discovery, mounted atop a NASA jetliner, departs Kennedy Space Center for the last time.

Shuttle exits and with it America's dreams?updated: Tue Apr 17 2012 10:11:00

This morning, around 10 a.m., I was 10 years old again.

Android faces first big court challengeupdated: Sun Apr 15 2012 23:15:00

Google's Android operating system will face its first big court challenge on Monday as a trial gets under way in California to consider a claim from software group Oracle that could top $1bn.

Will Apple lawsuit mean cheaper e-books?updated: Wed Apr 11 2012 18:44:00

For consumers, the news that the Department of Justice is suing Apple and several publishers, accusing them of price-fixing, boils down to one kitchen-table question: Will this mean my e-books will get cheaper?

CNNMoney: Nokia plunges to 14-year low after another profit warningupdated: Wed Apr 11 2012 16:13:00

Shares of Finnish mobile phone giant Nokia plummeted Wednesday after the company yet again said it expects financial results to miss prior forecasts.

Wireless carriers join forces to fight theftupdated: Tue Apr 10 2012 16:38:00

A rise in the theft of smart phones, cell phones and tablets across the country has prompted the wireless industry to take steps aimed at minimizing the usefulness of a stolen device.

Troubled Michigan nuclear plant shut down for maintenanceupdated: Mon Apr 09 2012 19:54:00

A troubled Michigan nuclear power plant cited for safety violations has been taken off line for maintenance and refueling, the plant's owner said Monday.

Will Facebook ruin Instagram?updated: Mon Apr 09 2012 14:54:00

Facebook's purchase on Monday of the photo-sharing app Instagram had the Internet asking one question:

U.S. sees warmest March in recorded history, NOAA reportsupdated: Mon Apr 09 2012 14:30:00

March 2012 will go down as the warmest March in the United States since record-keeping began in 1895, NOAA said Monday.

California nuclear plant shut indefinitely amid hunt to find cause of problemsupdated: Fri Apr 06 2012 22:30:00

A large Southern California nuclear plant is out of commission indefinitely, and will remain so until there is an understanding of what caused problems at two of its generators and an effective plan to address the issues, the nation's top nuclear regulator said Friday.

Mountain countries seek to unite, air concerns about climate changeupdated: Fri Apr 06 2012 14:12:00

Mountain countries from around the world are seeking a common voice in global climate change negotiations to draw attention to the vulnerabilities of mountain areas.

E-Reader or iPadupdated: Thu Apr 05 2012 05:34:00

Which one is right for you? HLN's Jennifer Westhoven visits Consumer Reports to find out.

E-books spur reading among Americans, survey showsupdated: Thu Apr 05 2012 05:34:00

E-books aren't just becoming increasingly popular. They also appear to be promoting reading habits among American adults.

Smartphones let retailers target deals to shoppersupdated: Wed Apr 04 2012 16:35:00

Your smartphone might help retailers to be smarter about your purchasing habits and even let them send you targeted discounts while you shop.

Size matters: Why tablets are shrinking, growingupdated: Wed Apr 04 2012 09:29:00

When it comes to tablet computers, size matters -- a lot. But these devices are definitely not one-size-fits-all. And like Alice in Wonderland, the "right size" for tablets keeps shifting.

Buzz Lightyear that flew on space shuttle donated to Smithsonianupdated: Thu Mar 29 2012 21:50:00

After thousands of trips around the Earth, Buzz Lightyear has landed at the Smithsonian.

Senate Republicans reject Obama call to end 'big oil' tax breaksupdated: Thu Mar 29 2012 15:47:00

Senate Republicans on Thursday blocked a Democratic measure championed by President Barack Obama to end tax breaks for the major oil companies.

Climate scientists and smear campaignsupdated: Wed Mar 28 2012 08:36:00

Imagine you are sitting in your office simply doing your job and a nasty e-mail pops into your inbox accusing you of being a fraud. You go online and find that some bloggers have written virulent posts about you. That night, you're at home with your family watching the news and a talking head is lambasting you by name. Later, a powerful politician demands all your e-mails from your former employer.

'Harry Potter' series finally available as e-booksupdated: Tue Mar 27 2012 15:57:00

Finally, fans of the world's most famous boy wizard can follow his fight against the evil Lord Voldemort on their e-readers.

Orangutans stressed by eco-touristsupdated: Sun Mar 25 2012 23:44:00

Gorillas put off their food and stressed out orangutans, could nature tourism be bad for wild animals' health?

Which cities lose cell phones the most, and when?updated: Sat Mar 24 2012 09:06:00

If you're at a coffee shop, anywhere in Philadelphia, or if it's late at night, hang on to your smartphone.

The best of what's new in mobile phonesupdated: Sat Mar 24 2012 09:06:00

The latest phones released at the 2012 Mobile World Congress include high resolution cameras and built-in projectors.

Space junk forces astronauts into escape capsules on International Space Stationupdated: Sat Mar 24 2012 06:09:00

A piece of a debris from a Russian Cosmos satellite passed close enough to the International Space Station on Saturday that its crew was ordered into escape capsules as a precaution, NASA said.

Land owners in dark on fracking problemsupdated: Fri Mar 23 2012 15:53:00

Land owners get rich from fracking, but don't know about violations in their backyards. CNN Money's Poppy Harlow reports.

Concerns over 'insanity' of Shell South Africa fracking plansupdated: Fri Mar 23 2012 15:53:00

South Africa has an energy deficit on its hands. Too many people want fuel for their cars and electricity for their homes, and the country is struggling to keep up with demand.

We recommend

From around the web