29 May 2014, 01:49 AM ET
Desmond Tutu is joining with students and others to apply anti-apartheid tactics to climate-harming industries.
28 May 2014, 02:54 PM ET
These eight weather words are fairly common in meteorology but are not often heard in mainstream weather reporting.
28 May 2014, 02:06 PM ET
Scientists are closely tracking Greenland's 2014 summer thaw to see if it will repeat 2012's impressive meltdown, or return to a more mundane trend.
28 May 2014, 01:13 PM ET
Major waves from ocean storms can fracture ice hundreds of miles from its edge, researchers say. These new findings suggest large waves could help explain mysteries about how Antarctic ice behaves in response to changes in climate.
28 May 2014, 01:03 PM ET
Natural climate warming caused huge ice sheet collapses in Antarctica eight times in the past 20,000 years. One iceberg release pushed global sea level up by 6.5 feet (2 meters) in just 100 years.
28 May 2014, 12:41 PM ET
Few other places in the West exemplify the changes brought about by climate change more than the Navajo Nation.
28 May 2014, 12:30 PM ET
Hurricane Amanda (now downgraded to a tropical storm) is seen at is strongest in the Eastern Pacific. The storm is the first of the Eastern Pacific 2014 hurricane season, which began on May 15.
28 May 2014, 11:20 AM ET
The video shows dust and dirt shooting up into the air after the current from the lightning passed through Scott Sheppard's body and hit the ground. The end of the footage shows the hole that was left in the pavement. Sheppard survived the strike.
28 May 2014, 04:19 AM ET
As Antarctic ice collapses, there are impacts beyond global climate
27 May 2014, 10:24 PM ET
As of this week, 150 million acres of Amazon rainforest are now safe.
27 May 2014, 04:39 PM ET
All carbon dioxide monitoring stations in the northern hemisphere averaged above 400 ppm for April.
27 May 2014, 03:00 PM ET
Tiny tunnels found in pillowy lava rock in South Africa were formed by normal rock-formation processes, not by ancient microbes at the dawn of life, new evidence suggests.
27 May 2014, 02:10 PM ET
The deep-sea search for Malaysian Airlines Flight 370, which vanished in March, could get a boost from a new, more detailed map of the seafloor west of Australia.
27 May 2014, 01:45 PM ET
An aquamarine phytoplankton bloom adds a flourish to a beautiful satellite image of the Gulf of Alaska in springtime, captured May 2, 2014, by NASA's Aqua satellite.
27 May 2014, 01:06 PM ET
Americans are more concerned and motivated to act when they hear about "global warming," versus "climate change," even though scientists prefer the latter term for technical reasons, new research finds.
23 May 2014, 03:19 PM ET
Several deadly tsunamis hit California in the past four centuries, but there's no evidence of a megatsunami devastating the Golden State.
23 May 2014, 12:41 PM ET
A neon line of fire creates smoke and its own weather on the Kenai Peninsula of Alaska. The Funny River fire has spread quickly since beginning on April 19, and is now being battled from land and air.
23 May 2014, 11:18 AM ET
NASA's Earth Day Global Selfie is a mosaic view of the planet made up of more than 30,000 photos uploaded on social media. The mosaic shows the Earth as it looked on April 22, 2014.
23 May 2014, 11:05 AM ET
North America might be treated to a spectacular new meteor shower tonight. What should you look for in a viewing spot? You really just need three things: clear weather, darkness and broad view of the sky.
23 May 2014, 09:37 AM ET
Northern Lake Powell looks very dry in a new satellite image taken on May 13. The lake is at less-than-half capacity after years of drought in the West, exposing canyon walls flooded by the Glen Canyon Dam.
23 May 2014, 12:52 AM ET
This photo gallery explores Utah's Bryce Canyon, home to some of the most distinctive geological shapes found anywhere in North America.
23 May 2014, 12:25 AM ET
Scientific studies in recent weeks revealed the "climate change hypothetical" is real.
22 May 2014, 05:31 PM ET
Warmer water changes weather patterns, bringing floods and droughts across the globe.
22 May 2014, 04:22 PM ET
HAARP, the ionospheric research program and longtime target for conspiracy theorists, is set to shut down this year, despite complaints from some scientists, who say the facility could still be useful.
22 May 2014, 04:00 PM ET
Hawaii's sheltered Duke Kahanamoku Beach in Waikiki is the No. 1 beach in the United States in 2014, thanks to a safe, protected location with lots of amenities and Oahu's new no-smoking policy.
22 May 2014, 04:00 PM ET
The best beaches of 2014, as ranked by Florida International University's "Dr. Beach." Hawaii and Florida rank high on the list, with a protected Oahu beach taking the top spot.
22 May 2014, 02:00 PM ET
Models of how the Earth works may need to change, thanks to two new studies that recreate the extreme conditions just above the planet's core.
22 May 2014, 01:21 PM ET
An expected El Niño could mean below-average Atlantic hurricane activity this year.
22 May 2014, 08:36 AM ET
Pat Sajak, the longtime host of "Wheel of Fortune," set off a social media firestorm earlier this week when he took to Twitter to call people who believe in climate change "alarmists" and "unpatriotic racists."
22 May 2014, 12:59 AM ET
Rains are finally heading for drought-stricken parts of the Southern Plains, but they won't bust the drought.
21 May 2014, 01:47 PM ET
Memorial Day weekend, the unofficial start of summer, will be tranquil and dry across much of the United States; however, there will be some areas of stormy weather to watch.
21 May 2014, 01:40 PM ET
See the forecast for these five popular Memorial Day Weekend vacations.