17 December 2014, 03:12 PM ET
A remote-controlled underwater robot has collected the most detailed information yet about the underbelly of stable Arctic sea ice.
17 December 2014, 09:28 AM ET
Life didn't immediately rebound after the world's greatest extinction, but cropped up in fits and starts.
16 December 2014, 12:49 PM ET
Regions of the world that experience extreme weather shifts due to climate change may become more vulnerable to the spread of cholera, scientists report.
16 December 2014, 12:16 PM ET
The vast ice sheet covering Greenland could melt more quickly in the future than existing models predict, new research suggests.
15 December 2014, 11:47 PM ET
Runaway global warming can't be stopped if developing nations don't have realistic options.
15 December 2014, 09:19 PM ET
Global warming is the gradual heating of Earth's surface, oceans and atmosphere.
15 December 2014, 11:20 AM ET
The Lima Accord set the framework for an unprecedented global pact to slow climate change.
13 December 2014, 01:41 AM ET
As ice melts, the world now has a chance to respond.
11 December 2014, 02:00 PM ET
New, more precise dates for India's Deccan Traps eruptions could revive the idea that the massive set of lava flows caused the Cretaceous-Tertiary (K-T) extinction.
10 December 2014, 01:28 AM ET
Research results will have implications for many other lakes in the U.S. and around the world that are also experiencing toxic blooms.
09 December 2014, 12:28 PM ET
Inbreeding, poaching, a lack of herders and climate change are contributing to the iconic animal's decline.
08 December 2014, 06:01 PM ET
Natural temperature swings in the ocean, not global warming, are driving California's extreme drought, according to a new government study.
05 December 2014, 04:59 PM ET
The 2012-2014 California drought is the worst to parch central and southern California in the past 1,200 years.
05 December 2014, 09:47 AM ET
California's rain shortfall isn't unprecedented, but its parched soils are. Researchers blame the heat.
03 December 2014, 11:53 PM ET
Weather prediction may become financially self sustainable, but the hunt for climate data lags far behind.
02 December 2014, 01:46 PM ET
Fossil fuel shares are no longer the "safe bet" they once were.
27 November 2014, 02:11 AM ET
Women are taking a leadership role in the global effort to tackle climate change.
24 November 2014, 11:01 AM ET
Antarctica's ice paradox has yet another puzzling layer. Not only is the amount of sea ice increasing each year, but an underwater robot now shows the ice is also much thicker than previously thought, a new study reports.
22 November 2014, 11:48 PM ET
As the climate warms, snowstorms are growing more severe.
21 November 2014, 02:30 AM ET
2014 is even more likely to become the warmest year on record, with record cold years a thing of the past.
21 November 2014, 01:00 AM ET
A warming planet is impacting sea-ice algae, triggering a food-chain domino effect that leads to whales and polar bears.
20 November 2014, 03:59 PM ET
Arctic storms could bury Buffalo under heaps of snow until Christmas and 2014 will still be the hottest year on Earth since 1880, climate scientists said today.
18 November 2014, 02:32 PM ET
A striking new video from NASA reveals how the greenhouse gas carbon dioxide spreads across Earth in a single year.
16 November 2014, 02:04 AM ET
Electrically activated muscles, Hawaiian lava blaze and the polar vortex — just a few of this weeks amazing stories in Science.
14 November 2014, 09:53 PM ET
For the third month in a row, global temperatures were in record high territory according to NASA.
13 November 2014, 05:48 PM ET
This was a warm October for the U.S. and the first month since July 2013 no state was cooler than normal.
13 November 2014, 02:00 PM ET
Expect a 50 percent increase in lightning strikes within the United States by 2100 if temperatures continue to rise due to greenhouse gas emissions.
13 November 2014, 01:37 PM ET
Researchers from UC Berkeley used data from the National Lightning Detection Network at SUNY-Albany to create a time-lapse of "cloud-to-ground" lightning strikes that occurred over 2 months in 2011.
13 November 2014, 12:56 PM ET
Citizen scientists already use their phones to report roadkill, light pollution and invasive plants, using free apps. In 2013, Dutch researchers went a step further, transforming smartphones into scientific instruments.
13 November 2014, 07:02 AM ET
The United States and China surprised climate-policy watchers by announcing a rare accord to cut carbon pollution. Experts are hopeful that an agreement between the world's two biggest economies bodes well for a global climate pact.
11 November 2014, 05:49 PM ET
A new mapping technique could help researchers prevent deforestation in the Amazon.
10 November 2014, 03:26 PM ET
Scientists suspect Antarctica's shrinking glaciers are melting from the bottom up, and a fleet of robot ocean gliders may help explain why.
09 November 2014, 09:19 AM ET
Researchers are studying the reflectivity of Greenland's dark ice and how climate change may contribute to the ice sheet melting.
07 November 2014, 12:00 AM ET
The "pollen vortex" that was predicted to happen in 2014 didn't occur, research suggests.
28 October 2014, 01:27 AM ET
Reef historian Iain McCalman, in Sydney, and reef scientist Stephen Palumbi, in California, are monitoring reef degradation from opposite sides of the planet. They compared notes.
25 October 2014, 01:26 AM ET
While scientists gather the ground truth about climate, it's up to lawmakers to do something responsible with it.