29 September 2014, 04:00 PM ET
NASA's Earth Observatory released an image of an 'O'-shaped open-cell cloud that formed over the Pacific Ocean in early September.
29 September 2014, 02:00 PM ET
Sophisticated oceangoing canoes and favorable winds may have helped early human settlers colonize New Zealand, a pair of new studies shows.
29 September 2014, 10:06 AM ET
Rescue crews finished recovering the remaining 27 bodies from atop Japan's Mount Ontake Monday. At least 31 people were killed Saturday in the mountain's first fatal volcanic event in modern history.
29 September 2014, 07:54 AM ET
A high-speed camera run by the University of Florida's Lightning Research Laboratory caught an unusual bolt from the blue in Gainesville.
27 September 2014, 10:22 AM ET
A plasma bubble likely contributed to the helicopter radio communication failure during the battle of Takur Ghar, part of Operation Anaconda during the war in Afghanistan.
26 September 2014, 05:05 PM ET
How to prepare for a hurricane, from supplies to emergency evacuation plans.
26 September 2014, 04:22 PM ET
Geologists are using 3D-printed rocks to study how oil and gas moves through underground rock and the research could have important implications for fracking.
26 September 2014, 02:22 PM ET
An ancient, catastrophic flood or earthquake may explain how a bewildering rock formation in Colorado's Rocky Mountains formed, a new study finds.
26 September 2014, 01:46 PM ET
Once a sprawling oasis in the mostly arid Central Asian countries of Kazakhstan and Uzbekistan, the Aral Sea is now a fraction of its former self. Images captured by a NASA satellite show that the eastern basin of the South Aral Sea is now completely dry.
26 September 2014, 08:53 AM ET
The Arctic's shrinking sea ice is reshaping the region's food web from the bottom up, a new study reports.
25 September 2014, 06:02 PM ET
Faults are categorized into three general groups based on the sense of slip or movement. Descriptions of the three types of faults that cause earthquakes.
25 September 2014, 03:20 PM ET
An earthquake of magnitude 6.2 shook southern Alaska Thursday (Sept. 25), according to the U.S. Geological Survey.
25 September 2014, 10:48 AM ET
An Egyptian man recently took the ultimate plunge for the sake of science. Setting a new Guinness World Record for the deepest scuba dive, the man dove more than 1,000 feet (305 meters) below the surface of the Red Sea.
25 September 2014, 08:16 AM ET
The developing world has a water problem, and Matt Damon wants to solve it. The actor and philanthropist co-founded Water.org together with CEO Gary White. Their nonprofit organization works to provide clean water and sanitation to hundreds of communities
24 September 2014, 02:51 PM ET
To illustrate global warming's possible effects on local weather, 13 nations from around the world created future weather reports in the lead-up to the UN Climate Summit yesterday (Sept. 23) in New York City.
24 September 2014, 10:39 AM ET
Explore our new analysis of worldwide exposure to sea level rise, complete with an interactive graphic via NYT.
23 September 2014, 06:56 PM ET
Google and Microsoft are staking a claim to the climate issue, will other corporations follow?
23 September 2014, 04:37 PM ET
How did flowering plants, or angiosperms, become the most dominant plant life on land?
23 September 2014, 04:23 PM ET
U.S. President Barack Obama spoke in front of more than 120 world leaders gathered at the United Nations headquarters in New York today (Sept. 23) to deliver a message for cooperative action on climate change: "No nation is immune."
23 September 2014, 04:00 PM ET
There is a balance to strike between doom-ridden messages and “bright-side” opportunities, and uncertainties around the science and the expected effects of climate change must be factored in too. Can risk language help?
23 September 2014, 01:12 PM ET
Addressing climate change is not only crucial for preserving the environment, it also makes good economic sense, some politicians and business leaders say.
23 September 2014, 10:55 AM ET
In the eyes of the American public, scientists are seen as respectable and competent — but not necessarily trustworthy, according to a new study. If scientists want to soften their image, they might could try to seem a little warmer.
23 September 2014, 09:50 AM ET
The Japan Aerospace Exploration Agency's GCOM-W1 satellite has delivered data on sea ice from March 21st, 2014 to September 17th, 2014. NASA Goddard created this visualization from the data set.
23 September 2014, 07:34 AM ET
The mostly earthen mounds, with shapes ranging from squares to swastikas, were various sizes, with some rivaling the length of a modern-day aircraft carrier. Archaeologists aren't sure of the purpose of these more than 2,000-year-old geoglyphs
23 September 2014, 07:25 AM ET
More 50 geoglyphs dating back at least 2,000 years have been discovered in northern Kazakhstan. Google Earth images revealed the geoglyphs, most of which are earthen mounds, though a swastika-shaped one was made of timber.
22 September 2014, 09:31 AM ET
The People's Climate March in New York yesterday (Sept. 21) was organized to bring awareness to the issues caused by climate change in anticipation of the UN Climate Summit.
22 September 2014, 07:34 AM ET
A new study pinpoints when and how the moqui marbles formed. These geological oddities are iron concretions found throughout Utah and Arizona.
21 September 2014, 01:00 PM ET
Geologists say well water spikes in sodium and hydrogen warned of mounting strain before two Iceland earthquakes. The results may someday lead to earthquake prediction.
21 September 2014, 01:00 PM ET
Concentrations of carbon dioxide, a greenhouse gas, will surge to a new high in the atmosphere in 2014.
20 September 2014, 10:17 AM ET
On Monday (Sept. 22), the Earth will have nearly equal amounts of light and darkness as summer ends and fall begins.
19 September 2014, 07:31 AM ET
The busiest part of tornado season is happening up to two weeks earlier than it did 55 years ago, reports a new study on Tornado Alley, located in the heart of the central and southern U.S. Great Plains.
19 September 2014, 12:14 AM ET
With the harm that oil and gas drilling will cause along the U.S. East Coast, alternatives, like building wind turbines, would make more sense.