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Recent dry weather paired with the high risk for wildfires has led to firework bans for Fourth of July celebrations across the western United States.
Penguins could be decimated by man-made global warming over the coming decades, according to a new study.
A huge fire burning in the southern Sierra Nevada mountains of California is the now the largest and most destructive of the season, which has seen over 2,000 fires so far.
The U.S., Mexico and Canada are expected to pledge Wednesday to collectively generate 50 percent of their electricity from zero-carbon sources by 2025, according to White House officials.
Fast-moving wildfires fanned by strong, erratic winds and high temperatures are burning in California and Arizona.
<p>Thunderstorms may disrupt July Fourth activities in parts of the central and eastern United States.</p>
Flooding, an annual problem in China, has been exacerbated by urban sprawl and poor drainage infrastructure in many cities.
<p>The Miami-Dade County Commissioners recently passed an ordinance that would ban disposable Styrofoam products from county parks and beaches, joining a host of other South Florida communities striving to reduce one of the most common and harmful forms of litter.</p>
Sallie Keeling had seen enough photos of destruction over four days to know what to expect when she returned Monday to the fire-ravaged neighborhood where she and her husband had lived for 13 years
Thirty-one of the country's top science organizations are telling Congress that global warming is a real problem and something needs to be done about it.
<p>A new image from NASA/ESA Hubble Space Telescope shows an eruption of star-births in the galaxy Kiso 5639, forming a rare "tadpole" galaxy.</p>
<p>A lack of rain across the Northeast has allowed abnormally dry conditions to set up; however, drenching thunderstorms arriving this week may provide some relief.</p>
<p>The uptick in spotty, drenching thunderstorms, associated with the southwestern United States monsoon, will continue in the coming days and weeks.</p>
<p>West Virginia officials said Monday two men presumed dead in West Virginia flooding have been found alive.</p>
<p>Following a rain-free weekend for many in the Northeast, residents may be wondering if this is a sign of things to come for July.</p>
<p>Next week, on July 4, NASA’s Juno spacecraft will arrive at Jupiter, thrusting itself into orbit around the solar system’s largest planet.</p>
A look at the best weather from the month of June.
The worst flooding in more than a century hits West Virginia killing at least 24 people.
<p>Rounds of drenching thunderstorms could bring drought relief to parts of the southern United States into July.</p>
When US Secretary of State John Kerry wanted to push his country to take the lead on climate change, it was no accident that he chose to give a speech in Norfolk, Virginia.<br>
The cod isn't just a fish to David Goethel. It's his identity, his ticket to middle-class life, his link to a historic industry.
The massive wildfire in Kern County is now considered the largest California wildfire of 2016 so far.
This timelapse video, taken at the Mexican seaside city of Acapulco, shows the ebb and flow of the waves and the tide over the course of an entire day. The patterns that the water makes as it sweeps up and down the beach are almost hypnotic. Credit: YouTube/webcamsdemexico
Waterspout off Carteret County comes ashore and forms a tornado amid strong thunderstorms in the Tar Heel state
<p>The modern constellations are an unusual bunch — here's a tour of the highlights.</p>
Animal Friends is asking for donations such as pet food, puppy pads, and crates to make a second trip to various shelters in West Virginia after historic flooding left many people and their pets in need.
New studies show that alarming numbers of tiny fibers from synthetic clothing are making their way from your washing machine into aquatic animals
Michelangelo Antonioni’s 1966 film Blow-Up features a wayward London fashion photographer called Thomas who unwittingly documents a murder. Hidden in the blurred background of one of his most recent photographs is a detail so obscured by shadows and foliage that, at first, Thomas does not even see it.
We all know not to leave groceries and electronics to bake in a hot car, but there are some other items you might not have thought can be altered by the heat.
Meteorologist Danielle Banks says experts at The University of Hawaii have detected significant motion along the San Andreas Fault line.
The 2016 wildfire season has barely begun and dozens of large wildfires have already raged through Western states, with hundreds of thousands of acres burned.
<p>When Brian Cresto and his fellow firefighters fly toward a wildfire at just a few hundred feet off the ground, he's scouting for the best spot for them to land when they parachute down. Lately, he's also been keeping an eye out for hobby drones that could take out their twin-engine propeller craft before it climbs to 1,500 feet, where the eight smokejumpers exit."</p>
CNN's Jennifer Gray explains the power of a derecho wind storm and how it can sometimes cause more damage than a tornado.
How to distribute lifesaving supplies quickly and safely after a natural disaster has long been a puzzle for responders. Now, drones might be the lifesaver.
China can tap just 10 percent of its wind resources to supply more than a quarter of its electricity by 2030, significantly boosting the global transition to renewable energy, according to an MIT study.
Mammatus clouds are scary-looking clouds that hang down from a thunderstorm’s anvil cloud. But usually, they mean the worst is over.
The ExoMars mission has caught its first glimpse of the Red Planet.
<p>European cities vulnerable to flooding have learned to live with it, putting parks next to coastlines that sometimes overflow. But it’s tough for American cities to take the same steps, in part because money for improvements only flows into a community after a disaster. In these cities where a catastrophe is still only a threat, people build next to shorelines without paying for the increased risk of flooding due to climate change.</p>
The "heat dome" weather phenomenon can trigger record breaking temperatures. In Iran in 2015, a heat dome caused the heat index to hit 165 degrees.
The number of trees in California's Sierra Nevada forests killed by drought, a bark beetle epidemic and warmer temperatures has dramatically increased since last year, raising fears they will fuel catastrophic wildfires and endanger people's lives, officials said Wednesday.
Scientists using facial recognition technology and 360-degree underwater photos said Wednesday they have developed new software to quickly assess coral bleaching and other<p>damage to the world's imperiled reefs.</p>
June's full moon — known in some cultures as a "Strawberry Moon" — greeted night sky watchers yesterday (June 20).
<p>AccuWeather forecasters are predicting a weak La Niña to develop during late fall and into the winter.</p>
Record heat is scorching the Southwest.
<p>Here's a look at images of this year's summer solstice celebrations from around the world.</p>
A punishing heat wave across the American Southwest along with extremely dry conditions and sundowner winds has spawned a number of early season wildfires in Southern California, including the Sherpa Fire in Los Padres National Forest, which has burned nearly 8,000 acres in less than a week. Twin fires northeast of Los Angeles have forced mandatory evacuations along several coastal valleys.
CNN's Jennifer Gray provides four surprising tips on how to stay cool during this summer's heat waves.
A jaw-dropping new photo shows a probable alien planet orbiting a star that lies 1,200 light-years from Earth.
NASA has reported that an “electric wind” can strip Earth-like planets of oceans and atmosphere. The statement came after it was found out that planet Venus has an electric wind that is strong enough to remove components of water from its upper atmosphere.
Track them as they happen.
Severe coral bleaching on Australia's Great Barrier Reef could cost it more than a million visitors a year and huge sums in lost tourism revenue, a survey said Tuesday.
Jun 20, 2016; 1:38 PM ET Italian composer Ludovico Einaudi performed on a floating platform in the Arctic Ocean in Norway to encourage world leaders to protect and safeguard the future of the Arctic.
<p>“We’re in the Tidewater region of coastal Virginia, we sit in a very flat area, not very high above sea level,” said Norfolk’s deputy city manager Ron Williams.</p>
A small(ish) cetacean earplug can tell scientists a lot about what it’s like to be a 100-ton aquatic mammal on a changing planet.