09 March 2015, 04:51 PM ET
Florida, one of the states most susceptible to the effects of climate change and sea-level rise, verbally banned state environmental officials from using the term "climate change," an investigation revealed. But the Sunshine State isn't the only U.S. stat
09 March 2015, 11:02 AM ET
Toxic lead buried in icy layers of an Andes glacier reveals that leaded gasoline was the region's worst polluter in the last 2,000 years.
06 March 2015, 05:02 PM ET
The bone-chilling cold weather that blasted the eastern United States in winter 2014-2015 was miserable, but no record-breaker.
06 March 2015, 12:06 PM ET
Four geologists in Iceland had the hottest job on Earth this week. To capture accurate measurements of toxic volcanic gases, the scientists climbed directly into Baugur crater on Wednesday.
05 March 2015, 11:05 PM ET
Each year, rip currents kill more people than sharks or jellyfish or even hurricanes.
05 March 2015, 12:59 PM ET
A weak El Nino has finally emerged a year after its first signs of forming, but weather impacts will be muted.
05 March 2015, 08:14 AM ET
As the outlook for animals like elephants and rhinos turns grim, wildlife experts are seeing some signs of encouragement that the illegal trade of ivory and other animal products is being treated as a serious crime.
05 March 2015, 07:45 AM ET
Hawaii's big, booming eruptions are born from a pair of two relatively small magma chambers under Kilauea volcano's peak.
05 March 2015, 12:46 AM ET
A new 3D camera can capture single snowflakes as they fall, and it's revolutionizing how forecasters predict the impacts of stormy winter weather.
05 March 2015, 12:19 AM ET
You've seen the greeting cards and the (possibly doctored) black and white photographs, but what do snowflakes really look like?
04 March 2015, 10:02 PM ET
Deforestation, the permanent destruction of forests in order to make the land available for other uses, is considered to be a contributing factor to global climate change.
04 March 2015, 03:53 PM ET
The sunken remains of the Japanese battleship Musashi were found in the Sibuyan Sea, off the coast of the Philippines, according to an announcement made this week by Microsoft co-founder Paul Allen. Check out these haunting photos of the shipwreck.
04 March 2015, 12:23 PM ET
More than 70 years after it sank during World War II, the legendary Japanese battleship Musashi has been discovered off the coast of the Philippines by Microsoft co-founder Paul Allen.
04 March 2015, 08:30 AM ET
A small early morning eruption at Chile's Villarrica volcano lit the night sky with a spectacular display glowing ash and sputtering lava.
04 March 2015, 07:44 AM ET
The organ pipe cactus is one of the more spectacular species of cactus found in the Sonoran Desert. Check out these fascinating photos of the organ pipe cactus.
04 March 2015, 07:36 AM ET
Arctic sea ice — the ice that freezes and floats on Arctic waters — is thinning at a steadier and faster rate than researchers previously thought, a new study finds.
03 March 2015, 01:17 PM ET
University of Utah engineer Cale Fallgatter and atmospheric scientist Tim Garrett captured falling snowflakes to improve weather warning and road condition forecasts. But, in the process, they explode an old myth: the symmetrical snowflake.
02 March 2015, 06:36 PM ET
California's severe drought is just a taste of the dry years to come, thanks to global warming, a new study finds.
02 March 2015, 02:53 PM ET
Iceland's biggest volcanic eruption in more than 200 years has ended for now.
02 March 2015, 08:32 AM ET
Geysers erupt, sending steam and hot water hundreds of feet into the air, because of a series of loops and side chambers hidden deep below the surface that allow water to boil first at the top and then cascade downward, a new study suggests.
02 March 2015, 08:26 AM ET
Geysers erupt, sending steam and hot water hundreds of feet into the air, because of a series of loops and side-chambers hidden deep below the surface that allow water to boil first at the top and then cascade downward, suggests a new study. It settles a
28 February 2015, 06:35 PM ET
This is a good question, however I think it’s possibly something of a red herring.
27 February 2015, 06:34 PM ET
This week, ocean explorers mourned the loss of a legend in their field: Eugenie Clark, a marine biologist and authority on sharks.
27 February 2015, 12:07 PM ET
Volcanologist Michael Manga and student Esther Adelstein study geysers in Chile and Yellowstone National Park in order to better understand the system hidden deep below the surface.
27 February 2015, 10:19 AM ET
Mesmerizing and swirling animations of rain and snow dance across a map of the Earth, shown in a video released yesterday (Feb. 26) by NASA's Global Precipitation Measurement (GPM) mission.
26 February 2015, 05:35 PM ET
Data from the Global Precipitation Measurement (GPM) Core Observatory was converted into 3D imagery of 2 storms over the United States on Feb. 17th and 21st, 2015.
26 February 2015, 04:48 PM ET
Last summer, the discovery of several new giant craters in Siberia drew worldwide interest, launching wild speculation that meteorites, or even aliens, caused the gaping crevasses. And now, scientists have found even more of them.
26 February 2015, 04:47 PM ET
Seven giant craters have mysteriously appeared in northern Siberia, possibly due to methane gas released from melting permafrost. And scientists think may be dozens more.
26 February 2015, 04:33 PM ET
The International Global Precipitation Measurement (GPM) satellite can measure global precipitation (rain and snow) every 30 minutes.
26 February 2015, 03:22 PM ET
The Pacific was a planetary air conditioner for the past two decades, but the relief may soon end, a new study finds.
26 February 2015, 12:42 PM ET
If you’re younger than 30, you’ve never experienced a month in which the average surface temperature of the Earth was below average.
26 February 2015, 11:16 AM ET
Plastic doesn't grow on trees . . . or does it?