A new strain of avian flu that jumped from birds to mammals is responsible for the death of more than 160 seals off the New England coast last year, scientists announced Tuesday.
In recent months, Americans have experienced numerous extreme weather-related events, including droughts, wildfires and heat waves.
Dairy cows are having a tough time dealing with the extreme heat hitting Wisconsin. KARE reports.
A recent report from the U.S. National Oceanographic and Atmospheric Administration provides hard data that the first six months of 2012 were the hottest since records began being kept in 1895.
A map of significant climate events for the United States in June looks almost apocalyptic: hellish heat, ferocious fires and severe storms leaving people injured, homeless and even dead.
Buz Marthaler with the Wildlife Rehabilitation Center of Northern Utah on golden eagle 'Phoenix's' story of survival.
The mainland United States, which was largely recovering Monday from a near-nationwide heat wave, has experienced the warmest 12-month period since record-keeping began in 1895, the National Oceanic and Atmospheric Administration said Monday.
Sarah Dillingham shows the cooler temps on the way with a passing front, but also discusses the threat of severe storms.
One of John Athanson's earliest memories is seeing mermaids at Weeki Wachee Springs, the "City of Live Mermaids."
The start of summer means mermaids on Coney Island. New York City hosted the 30th annual Mermaid Parade today.
It's hot out there. But this time, it's more than idle water cooler talk, according to weather scientists.
The director of the National Weather Service announced his sudden retirement last week after an internal investigation found the agency shifted some of its funding internally without asking Congress, according to officials familiar with the situation.
Residents of towns in the Alaska Panhandle have begun picking up plastic bottles, chunks of foam insulation and floating buoys from Japan's 2011 tsunami now turning up across the Pacific Ocean.
About every two weeks, Rick Allen gets a series of thermal snapshots from high above Earth that show how water gets used across the western United States, a perennial source of friction in the largely arid region.
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).
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.
First came the stuff that floats on the surface and is pushed by wind: Buoys, a soccer ball, flotation devices. And, most notably, a rust-stained unmanned fishing trawler in Alaskan waters.
The sinking of a fishing trawler in Alaskan waters ends its voyage a year after a tsunami swept it off the Japan coast.
A soccer ball recently found washed up on a remote Alaskan beach apparently belongs to a teenager from a city devastated by the earthquake and tsunami that struck Japan more than a year ago.
The U.S. Coast Guard shelled the drifting tsunami "ghost ship", but only after it was almost purchased for salvage.
A new iPhone app is making waves in the commercial shipping world by providing an early warning system that aims to reduce maritime collisions with endangered whales.
March 2012 will go down as the warmest March in the United States since record-keeping began in 1895, NOAA said Monday.
Most Americans can put away winter coats and umbrellas and break out the short sleeves and sunglasses even though spring doesn't officially begin until next week, according to the National Oceanic and Atmospheric Administration.
At least 81 dolphins have been found dead or died shortly after being discovered on Cape Cod in a series of largely unexplained strandings that began early last month, according to the National Oceanic and Atmospheric Administration.
Ranee Roberts feels lucky to have survived the impact of a tornado that hit her Alabama convenience store in April.
For many millions of years, the oceans have been filled with the sounds of a geologically and biologically active planet: waves, rain, earthquakes and the songs of life from snapping shrimp to great whales. Before the age of engine-driven ships, the resounding voices of the great whales could be heard across an ocean.
Scientists investigating the stranding of hundreds of dolphins in the northern Gulf of Mexico since early last year reported Thursday that they have identified Brucella bacteria in five of 21 tested and are trying to determine whether the deaths may be linked to last year's BP oil spill.
An independent study of global temperature records has reaffirmed previous conclusions by climate scientists that global warming is real.
The Southern Plains of the United States are likely to see a continuation of a severe drought this winter, while the Pacific Northwest will be colder and wetter than average, according to data released Thursday by the National Oceanic and Atmospheric Administration.
With at least 1,488 tornadoes and 547 deaths, 2011 has been one for the record books. Although the tools forecasters use are getting better, concerns remain about whether residents have enough accurate information or are heeding warnings.
The government has revised its rules on sea turtles to try to decrease the number killed every year and reduce the threats they face.
The summer of 2011 was the second hottest on record for the United States, and the hottest in 75 years, government weather experts said Thursday.
What kind of people fly into the eye of a hurricane and why do they do it?
For East Coast residents keeping a worried eye on Hurricane Irene, there's a host of mobile apps, Twitter feeds and other digital tools available to help.
It's easy enough to take for granted how much we know about the weather these days. Take Hurricane Irene: There are plenty of weather maps showing the path of that storm, which is churning through the Caribbean on its way to the East Coast of the United States. We have a pretty good idea of where Irene is heading and how strong it will be when it hits land.
CNN's Ed Lavandera reports on one family's scramble to safety in the face of a tornado and the dog left behind.
A gray whale that spent nearly seven weeks in a northern California river died Tuesday, a sad ending to attempts to get her back to sea.
Sea ice in the Arctic Ocean hit the lowest monthly recorded level for July in more than three decades of record-keeping, while overall global temperatures for the month were the seventh-warmest on record, U.S. researchers reported Monday.
A mysterious orange substance that washed up on the shores of an Alaskan village last week was a mass of microscopic, invertebrate eggs, possibly those of a small crustacean, a National Oceanic and Atmospheric Administration lab said Monday.
Hurricane season officially began Wednesday, with forecasters saying it's likely to be an above-average season.
Rescuers worked feverishly Friday to save some of the pilot whales who stranded themselves in shallow waters near the Florida Keys.
A week after a record number of tornadoes swarmed through much of the Midwest and the South, killing hundreds of people and devastating villages and towns, residents and officials in the region were still trying to measure its impact.
All federal waters in the Gulf of Mexico closed to fishing because of last year's oil spill have reopened, the National Oceanic and Atmospheric Administration said Tuesday, one day before the one-year anniversary of the disaster.
CNN's Candy Crowley discusses the BP oil disaster with Adm. Thad Allen who issues a troubling warning.
Dead baby bottlenose dolphins are continuing to wash up in record numbers on the shores of the Gulf of Mexico, and scientists do not know why.
Buried deep inside the GOP House of Representatives plan to trim the 2011 budget is a line item that will take $454 million away from the agency running the Pacific Tsunami Warning Center.
At least 24 infant dolphins have been found dead in the past 2 months. Brooke Baldwin investigates.
Baby bottlenose dolphins are washing up dead in record numbers on the shores of Alabama and Mississippi, alarming scientists and a federal agency charged with monitoring the health of the Gulf of Mexico.
November 30th marks the end of the Atlantic hurricane season, and although it was extremely active, the National Oceanic and Atmospheric Administration is calling 2010 a "gentle giant."
More than 8,000 square miles in the Gulf of Mexico were reopened for fishing Monday, leaving less than 1 percent of waters closed, the National Oceanic and Atmospheric Administration said.
Federal forecasters on Thursday called for another winter of extremes, with the Pacific Northwest expecting a wetter and colder season than average and the South and Southeast yearning for rain.
Months after rescuers found them struggling and covered in oil, 33 endangered and threatened young sea turtles are finally going home to the Gulf of Mexico.
Nearly 7,000 more square miles of fishing waters were reopened in the Gulf of Mexico on Friday, leaving only 7 percent of federal waters in the region still closed to fishing operations, authorities said.
The Obama administration made public all information available throughout the Gulf of Mexico oil spill, White House Press Secretary Robert Gibbs said Thursday in response to a preliminary report that criticized how it handled the disaster.
An independent commission says the Obama administration vastly underestimated the size of the Gulf oil spill.
The Obama administration vastly underestimated the tens of thousands of barrels of oil pouring into the Gulf of Mexico after the Deepwater Horizon disaster, despite contrary information from scientists using better methodologies, a report from a national panel investigating the response said Wednesday.
A team of researchers in the Gulf of Mexico say they found an oily layer as thick as two inches coating the sea floor in some places, and they believe it may be from the BP spill.
Researchers believe the oil from this summer's BP spill may have sunk to the Gulf floor. CNN's Brian Todd explains.
BP is on Wednesday expected to release findings of an internal investigation into the Gulf oil disaster, the oil giant said.
Scientists have found a decline in oxygen levels in the Gulf of Mexico following the BP oil spill but have found no "dead zones" as a result, a federal task force reported Tuesday.
BP removed the failed blowout preventer from atop its plugged well deep below the Gulf of Mexico, the company said Friday.
When researchers present what the media perceive as "big" findings -- as my colleagues and I did last week in reporting a plume of oil from the Deepwater Horizon oil well in the Gulf of Mexico -- it is incumbent on scientists and journalists to keep the results in perspective and refrain from veering into misleading waters.
CNN's John Roberts talks to Rep. Ed Markey about the amount of oil spilled in the Gulf of Mexico.
Adm. Thad Allen discusses the conflicting numbers of exactly how much oil is lingering in the Gulf.
In an exclusive report, CNN's Ed Lavandera says researchers found oil and dispersants built up on the ocean floor.
A day after fall shrimping season began in the Gulf of Mexico and the state of Alabama reopened coastal waters to fishing, a major environmental watchdog group called for more stringent testing of seafood.
Several commercial fishing areas that were closed because of the BP oil spill had an "emergency reopening" Saturday, Louisiana officials said.
The dissipation of Tropical Depression Five in the Gulf of Mexico means that preparations are being made to resume drilling of a relief well intended to permanently seal BP's ruptured deepwater oil well.
Adm. Thad Allen says severe weather will delay the time crews can begin the "bottom kill" procedure to cement the well
The work to permanently seal BP's ruptured oil well in the Gulf of Mexico will have to wait about four days after Tropical Depression Five passes the site, the government's point man in the Gulf said Wednesday.
The head of the government agency that regulates offshore drilling said Tuesday that it is "unlikely" a six-month moratorium on the practice will be extended.
CNN's Reynolds Wolf reports on the condition of the Gulf Coast now that the gushing underwater oil well has been sealed.
With BP's ruptured oil well in the Gulf of Mexico apparently securely capped, the sparseness of visible slicks is prompting the question, "Has the Gulf cleanup turned the corner?"
Gulf state health and fisheries officials and leaders from several federal agencies will collaborate to set safety levels for seafood coming out of the Gulf of Mexico, Vice President Joe Biden said Tuesday.
Vice President Joe Biden visits New Orleans to announce an agreement between the NOAA and FDA on Gulf food safety.
A tropical disturbance that has dumped heavy rain on parts of the Caribbean has a medium chance of forming into a much stronger storm and could head into the oil-tainted Gulf of Mexico by next week.
Federal authorities reopened about 340 square miles of federal waters off the Florida Panhandle east of Destin to fishing Monday after finding no sign of oil in that area, the National Oceanographic and Atmospheric Administration announced.
Researchers say they've found oil plumes beneath the surface of the Gulf of Mexico. CNN's John Couwels reports.
As if the pictures of birds, fish and animals killed by floating oil in the Gulf of Mexico are not disturbing enough, scientists now say they have found evidence of another danger lurking underwater.
The federal government ordered another 1,200 square miles of the Gulf of Mexico closed to fishing Monday due to the ongoing oil spill off Louisiana, extending the restricted zone toward the coasts of Alabama and Mississippi.
The NOAA administrator highlights the potential impact that the hurricane season could have on the gulf oil spill.
The coming summer and fall could be an "active to extremely active" hurricane season in the Atlantic Ocean, U.S. forecasters with the National Oceanic and Atmospheric Administration predicted.
Forecasters with the National Oceanic and Atmospheric Administration will release their seasonal outlook for this year's hurricane season Thursday morning.
There's a best-case scenario for what might ultimately happen to all the oil being spilled into the Gulf of Mexico, and it looks something like this:
Tar balls found on Florida Keys beaches Monday and Tuesday are not from a massive oil spill off the coast of Louisiana, the Coast Guard said Wednesday.
President Obama will sign an executive order establishing a presidential commission to investigate the Gulf of Mexico oil spill, an administration official said Monday.
The "single best bite of food" in Louisiana, according to Tommy Cvitanovich, is the charbroiled oyster soaked in butter, garlic and cheese. Then the tough little mollusk is grilled to a smoky perfection.
CNN's Gary Tuchman reports on resentment building between Gulf Coast residents and BP over the oil spill disaster.
Police were searching for a wildlife medical dart off the coast of New York on Friday after an unsuccessful attempt to euthanize a beached baby humpback whale Thursday night, according to East Hampton Village Police Chief Jerry Larsen.
More than a dozen spectators are injured by a giant wave at a surf contest. KRON's Haaziq Madyun reports.
The violent waves that injured several spectators at a California surf competition over the weekend technically weren't "rogue waves" as they've been called in some media reports, but they were unexpected and dangerous, a weather and water expert said.
"There's nothing less sexy than data," says yachtsman Michael Moore.
Scientists witnessed the eruption of the deepest underwater volcano and caught the entire event on film for the first time -- complete with molten lava and sulfur smoke clouds.
Scientists witnessed the eruption of the deepest underwater volcano and caught the event on film.
One 12-year-old Virginia boy was playing baseball when it happened.