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.
21 October 2014, 02:15 AM ET
Weather extremes, from intense rains in the western United States to flooding in the northeast, are directly tied to a warming climate.
20 October 2014, 06:02 PM ET
The "odds are good" that 2014 will be the warmest year in the books, fueled by record ocean warmth.
16 October 2014, 02:00 PM ET
Tornadoes are touching down in clusters more often than 50 years ago.
15 October 2014, 07:27 AM ET
The U.S. Department of Defense released a new report Oct. 13 that says climate change poses an "immediate risk to national security." The so-called road map is designed to help the military navigate and prepare for increasing global temperatures.
14 October 2014, 04:01 PM ET
A NASA mission is measuring biofuel emissions and contrail formation by flying jets directly behind a large aircraft.
14 October 2014, 11:06 AM ET
Rocks found in the deep ocean near methane vents are teeming with microscopic life, new research finds. Microbes live in (and build) these rocks, surviving on the greenhouse gas methane seeping from below the ocean floor.
13 October 2014, 04:39 PM ET
September 2014 was the warmest September since 1880, update NASA data shows.
12 October 2014, 03:01 PM ET
Glaciers in the mountainous Karakoram region of Asia are stable or expanding, even as glaciers in most of the rest of the world are melting. Now, new research reveals the geography and weather patterns behind this mystery.
12 October 2014, 01:00 PM ET
Iceberg marks found offshore Florida suggest future ice sheet melting may be more complex that previously thought.
10 October 2014, 03:59 PM ET
Cyclones have been quietly costing the world for decades, costs that could grow due to climate change.
09 October 2014, 05:12 PM ET
So much methane is leaking from drilling in the Southwest's Four Corners region that the natural gas blob can be spotted from space, a new study reports.
07 October 2014, 01:31 PM ET
Record lows in sea ice have been recently recorded in the Arctic but ice around the opposite pole of the planet is on the rise. This is probably not due to climate stabilization:
06 October 2014, 05:03 PM ET
Study finds the upper levels of the planet’s oceans have been warming much faster than previously realized.
06 October 2014, 07:34 AM ET
A run-of-the-mill volcanic eruption from Alaska's Mount Churchill spread ash from Canada to Germany 1,200 years ago.
01 October 2014, 01:00 PM ET
It's time to stop trying to keep global temperatures below 2 degrees Celsius above preindustrial averages, researchers argue. But not everyone is so quick to dismiss this prominent international goal.
01 October 2014, 12:26 PM ET
So much ice has disappeared from West Antarctica that Earth's gravity is weaker.
30 September 2014, 10:54 AM ET
Climate change could affect the ratio of human males to human females that are born in some countries, a new study from Japan suggests.
29 September 2014, 06:14 PM ET
Man-made climate change stoked some of 2013's most extreme heat on the planet, a new report shows.
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, 10:06 AM ET
Farmers must get "climate smart" if they wish to keep up with a changing planet.
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, 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.