11 December 2013, 11:29 AM ET
Mysteries of Sonoran Desert life are slowly revealed and abundantly displayed at Organ Pipe Cactus National Monument in Arizona as seen in this wallpaper.
11 December 2013, 11:26 AM ET
The trail of twisted metal and torn roofs left behind by massive twisters is growing longer and wider, a sign that tornadoes are stronger since the mid-1990s.
11 December 2013, 09:52 AM ET
Hydraulic fracturing, or fracking, could be used to inject nuclear waste deep into the Earth, where the heavy radioactive material would propagate downward and be safely buried, one scientist says. But experts say the process probably wouldn't be feasible
10 December 2013, 07:12 PM ET
A thriving community of single-celled microbes that consume carbon dioxide for food populate Antarctica's glacial Lake Whillans, the shallow lake buried under thousands of feet of ice.
10 December 2013, 04:29 PM ET
Diatoms, a type of algae, are an excellent way to measure climate change because of how they respond to the climate and how lake ecosystems might be affected by those changes.
10 December 2013, 04:07 PM ET
A big, hot blob hiding at the bottom of the world could be evidence of a long-sought mantle plume under West Antarctica.
10 December 2013, 03:13 PM ET
Human-caused climate change may have worsened drought in Syria, indirectly contributing to unrest and eventual civil war in the country, a new study finds.
10 December 2013, 02:54 PM ET
Scientists have mapped a dramatic undersea cliff in the southern Gulf of Mexico that could hold clues to the ancient cosmic collision that wiped out the dinosaurs.
10 December 2013, 02:25 PM ET
Canada submitted a claim to the United Nations for control of the Arctic Friday, a move likely to continue the conflict between Arctic-abutting nations, including Russia.
10 December 2013, 01:20 PM ET
The higher levels of carbon dioxide in the atmosphere could spur mold to grow more allergenic proteins, exacerbating people's response to the fungus, new research finds.
10 December 2013, 12:49 PM ET
A new record for cold temperatures minus 136 F (minus 93.2 C) was set Aug. 10, 2010 on the East Antarctic Plateau. NASA scientists have figured out how our planet creates these bone chilling temperatures.
10 December 2013, 12:28 PM ET
Researchers think undersea cliffs near Mexico may hold geological clues to the dinosaurs' demise. In March 2013, scientists used multi-beam sonars to create the first detailed map of the so-called Campeche Escarpment.
10 December 2013, 12:22 PM ET
A dedicated Lord of the Rings fan models the climate in Middle Earth for real.
10 December 2013, 11:59 AM ET
Floating seismic stations that can dive more than a mile beneath the ocean's surface could help reveal the processes that govern deep Earthquakes and other mysterious processes in the planet's mantle.
10 December 2013, 09:32 AM ET
Water poured onto crops in the Western United States may evaporate and be carried by winds to the East Coast, making the North Atlantic summers slightly wetter, new research suggests.
10 December 2013, 07:32 AM ET
Scientists have discovered two newly recognized species of orchids in the Azores, a cluster of islands in the middle of the Atlantic Ocean. One of them is the rarest orchid in Europe.
09 December 2013, 08:57 PM ET
A storm of charged particles coursing through a volcanic ash cloud sparked the spectacular green lightning snapped in a pair of photos at Chile's Chaiten Volcano in 2008.
09 December 2013, 07:08 PM ET
The coldest places on Earth have been found using the most detailed temperature maps of Earth surface to date. Pockets on the East Antarctic Plateau trap air so that it becomes much colder than anything you could find in Siberia.
09 December 2013, 06:35 PM ET
Data from several NASA satellites have been analyzed and the lowest temperature detected was a record breaking -136° F (-93.2° C) on Aug 10th, 2013 on a high ridge in Antartica. Its ~8°F degrees cooler than the previous record.
09 December 2013, 05:13 PM ET
A forest ravaged by the "red hand of death" — also known as a bark beetle attack — recovers quickly with little ecosystem damage, scientists said here today at the annual meeting of the American Geophysical Union.
09 December 2013, 05:05 PM ET
Bacteria that hitch a ride on methane bubbles from the ocean floor may devour the greenhouse gas before it has a chance to enter the atmosphere, new research suggests.
09 December 2013, 12:11 PM ET
While many may dream of a white Christmas, the reality of one may not be favorable, depending on one's geographical location during the holidays.
08 December 2013, 03:40 PM ET
Thirty years of shrinking Arctic sea ice has boosted extreme summer weather, including heat waves and drought, in the U.S and elsewhere.
06 December 2013, 08:43 PM ET
Icicle shape may tell you how pure your roof water is.
06 December 2013, 04:44 PM ET
Are tree-fueled power plants a good idea?
06 December 2013, 04:36 PM ET
More than 20,000 scientists will descend on San Francisco this week for the annual meeting of the American Geophysical Union.
06 December 2013, 01:37 PM ET
Ocean acidification, which is caused by rising levels of carbon dioxide being absorbed into the sea, could have unexpected effects, like making fish more anxious.
06 December 2013, 12:44 PM ET
Since trees absorb carbon dioxide and can be regrown, it may be tempting to assume they could be used as a carbon neutral energy source, but there are two big reasons that's not the case.
06 December 2013, 11:26 AM ET
Earth may have had a protective magnetic field earlier than previously thought, generated not by its liquid outer core as happens today, but by a magma ocean sitting above the core, a new study suggests.
06 December 2013, 11:25 AM ET
More than 20,000 scientists will descend on San Francisco Monday for the annual meeting of the American Geophysical Union.
06 December 2013, 11:09 AM ET
With new laser scanning technology, volcanologists can create 3D models of lava flows that will help hazard-management teams better prepare vulnerable communities from future flows.
06 December 2013, 12:49 AM ET
Does adding sugar, aspiring or vinegar to the water keep your Christmas tree fresher longer? Try this experiment to find out.