So Much of the Arctic Is on Fire, You Can See It From Space By Laura Geggel Wildfires burning large swaths of Russia are generating so much smoke, they're visible from space, new images from NASA's Earth Observatory reveal.
New Footage Shows Uncontacted Amazon Tribesman from the World’s 'Most Threatened' Tribe By Yasemin Saplakoglu A bare-chested Amazonian tribesman sniffs a machete, looks toward the camera and then disappears into the foliage.
The First Glacier Killed by Climate Change Is Getting a Haunting Memorial in Iceland By Brandon Specktor "We know what's happening and what needs to be done," the haunting letter to the future reads. "Only you know if we did it."
Massive Snow Cannons Could Save West Antarctica's Ice Sheet By Mindy Weisberger Tons of snow made from seawater could stabilize failing ice.
Last Month Was the Hottest June on Earth Ever Recorded By Kimberly Hickok Do you feel hot? Because it's been really, really hot.
Gorgeous, Freaky Sunset Photo Looks Split Down the Middle By Mindy Weisberger Though it looks unnatural, this photo wasn't created with filters or Photoshop.
Earth's Core Has Been Leaking for 2.5 Billion Years and Geologists Don't Know Why By Laura Geggel Earth's scorching core is not a loner — it has been caught mingling with other, underworldly layers.
We Finally Know Why Florida's Coral Reefs Are Dying, and It's Not Just Climate Change By Rafi Letzter Hot water is killing Florida's coral reefs. But it's not the only factor bleaching them white.
Joshua Trees Will Be All-But-Extinct by 2070 Without Climate Action, Study Warns By Brandon Specktor More than 80% of California's iconic Joshua trees are likely to die at the hands of drought and fire over the next 50 years — but there's still time to save them from extinction.
The Marshall Islands Are 10 Times More 'Radioactive' Than Chernobyl By Laura Geggel Radioactivity still lingers more than 60 years after atomic weapons, including the hydrogen bomb, were tested in the Marshall Islands.
What Is the Ionosphere? (And Who Is Steve?) By Nicoletta Lanese A concentration of plasma in the Earth's atmosphere, called the ionosphere, interacts with solar winds, ultraviolet radiation and radio waves.
Greenland’s Superfast ‘Ice Slides’ Could Be Bad News for Climate Change By Yasemin Saplakoglu Greenland's ice sheet is sliding way more than previously thought, making it more vulnerable to a warming climate, according to a new study.
Barry Becomes a Hurricane, Barrels Toward Louisiana Coast By Jeanna Bryner Barry is now packing winds of 75 mph. Life-threatening flash flooding will become increasingly likely later today and tonight as Barry moves inland.
Has the Earth Ever Been This Hot Before? By Isobel Whitcomb Was the planet ever as hot as it is today, when every month the globe seems to be breaking one high-temperature record after another?
The World's Largest Iceberg Is 2 Years Old Today, and Already Drifting Toward Its Doom By Brandon Specktor The world's largest iceberg turned 2 years old today (July 12) and has already drifted more than 150 miles from its Antarctic home.
New Orleans Braces for Intense Floods As Tropical Storm Barry Rolls In By Yasemin Saplakoglu New Orleans is bracing for a tropical storm that is expected to hit tonight or tomorrow, bringing with it chances of intense flooding.
Indiana Jones Meets 'Star Wars' in 'Archaeology From Space.' Enter to Win a Copy! By Mindy Weisberger What's it like to uncover the mysteries of ancient civilizations...from space?
Pakistan's 'Earthquake Island' Has Vanished By Rafi Letzter A mud-volcano island that burst from the waters off the coast of Pakistan during a deadly earthquake in 2013 has disappeared beneath the waves.
2 SoCal Earthquakes Warped the Ground for Miles. And It's Visible from Space. By Elizabeth Howell Japanese satellite shows where the ground was broken up and even sliced open during the twin earthquakes near Ridgecrest.
Geoscientists Were Wrong About the 'World's Largest Volcano' By Rafi Letzter Back in 2013, Tamu Massif -- a giant underwater volcano off the coast of Japan -- stole Hawaii's crown as the largest single volcano in the world. But it's not a true volcano at all.
