19 June 2014, 10:52 AM ET
A surprise snow storm struck Glacier National Park on June 17, just days before the summer solstice.
19 June 2014, 10:50 AM ET
A regional look at how summer temperatures have been steadily rising across the U.S. since 1970.
19 June 2014, 08:13 AM ET
A mountain in northern Chile's remote Atacama Desert is about to get its top blown off to make way for the biggest optical telescope in the world.
19 June 2014, 07:46 AM ET
A major oil and gas company has pledged to stop plumbing for oil in Virunga National Park in the Democratic Republic of the Congo, after the World Wildlife Fund (WWF) and United States authorities pressured the firm to halt operations in the region.
19 June 2014, 07:21 AM ET
An explosion will blast off the top of the top of the TK-foot-high (3,000 meters) Cerro Armazones, which will be home to the European Extremely Large Telescope (E-ELT), on June 19, 2014.
19 June 2014, 01:42 AM ET
New research published today shows that these microplastics are also home to marine life, some of which could be helping to clean up the oceans.
18 June 2014, 11:21 PM ET
Solving the global warming crisis doesn't require countless policy approaches — three should do.
18 June 2014, 05:00 PM ET
A surprising number of spiders quite literally fish for their meals. In fact, a new scientific review found that fish-eating spiders live on every continent except Antarctica.
18 June 2014, 01:37 PM ET
Natural fracking may be to blame for weird 'slow' earthquakes that last for hours to days, a new study suggests.
18 June 2014, 09:24 AM ET
An earthquake of preliminary magnitude 4.1 struck today (June 18) near Oklahoma City, according to the U.S. Geological Survey (USGS).
17 June 2014, 08:06 PM ET
This region, and for that matter much of our world’s oceans, are often described as poorly explored. But what do we mean by poorly explored and why do we know so little?
17 June 2014, 06:05 PM ET
A frozen river in the Arctic desert recently led scientists to a remarkable find: a freshwater spring gushing from a deep gully on Canada's Ellesmere Island.
17 June 2014, 05:46 PM ET
U.S. President Barack Obama announced today (June 17) that he would use his executive authority to expand a marine protected area to prevent potentially harmful human activities in parts of the Pacific Ocean.
17 June 2014, 01:38 PM ET
The "boring billion," the long evolutionary pause when slime ruled the Earth, might be due a planetary cooling-off period that stalled plate tectonics, a new study finds.
16 June 2014, 10:28 PM ET
The National Weather Service says at least two tornadoes have touched down in northeast Nebraska, causing widespread damage in the town of Pilger. (June 16)
16 June 2014, 05:48 PM ET
President Obama spoke out about climate change over the weekend, in a commencement speech delivered to new graduates at the University of California, Irvine.
16 June 2014, 03:47 PM ET
Italy's Mount Etna erupted in a spectacular nighttime display Sunday (June 15), captured on video by avid volcano watchers.
16 June 2014, 03:06 PM ET
Europe's most active volcano - Mount Etna, on the Italian island of Sicily - continued to erupt on June 16th, 2014. Spectacular footage show the eruption from its southern crater.
16 June 2014, 02:27 PM ET
Melting and refreezing creates giant jellyroll-like ice sculptures under Greenland's northern ice sheet. The newfound wonderland gives scientists a better picture of how Greenland's ice behaves and how that might change as the planet warms.
16 June 2014, 01:43 PM ET
The world's biggest active volcano, Hawaii's towering Mauna Loa, may be rumbling back to life. But don't change any tropical vacation plans yet: there are no signs the massive peak plans to erupt.
16 June 2014, 08:05 AM ET
Earth's most abundant mineral lies deep in the planet's interior, sealed off from human eyes. Now, scientists for the first time have gotten a glimpse of the rock enclosed inside a 4.5-billion-year-old meteorite. Its new name: bridgmanite.
13 June 2014, 03:19 PM ET
The 20th World Cup kicked off Thursday in Sao Paulo, Brazil, and a new aerial image from NASA captured a stunning nighttime view of the host country.
13 June 2014, 01:17 PM ET
Peru's Amazon rainforest is extensively contaminated from decades of oil and gas drilling, researchers reported.
13 June 2014, 12:21 PM ET
Boron, a critical building block for creating the first life on Earth, was found in 3.8-billion-year-old rocks from Greenland. The element stabilizes RNA, from which many researchers think life on Earth descended.
13 June 2014, 11:15 AM ET
How much do you know about hurricanes and hurricane season?
13 June 2014, 07:35 AM ET
New evidence implicates one of Earth's biggest impact craters, the Popigai crater in Russia, in a mass extinction that occurred 33.7 million years ago.
12 June 2014, 09:22 PM ET
NASA's Orbiting Carbon Observatory-2 (OCO-2) will collect hundreds of thousands of measurements each day as it flies over Earth.
12 June 2014, 05:48 PM ET
A new NASA spacecraft is about to embark on a 2-year mission to learn about how carbon dioxide — a heat-trapping gas driving climate change — cycles through the Earth's atmosphere.
12 June 2014, 02:01 PM ET
Scientists have found evidence for oceans' of water locked up in a rare type of blue-colored mineral hidden beneath Earth's surface in the so-called mantle transition zone.
12 June 2014, 02:00 PM ET
Parts of the Earth's lower mantle are melting, which can only happen due to the presence of lots of water. These oceans' worth of water are sealed into the blue mineral called ringwoodite, scientists have found.
12 June 2014, 08:49 AM ET
From the star dunes of Algeria to airglow above Australia, here's a look at the countries competing in the 2014 World Cup in these images taken from space.
12 June 2014, 02:42 AM ET
Award-winning science visualization shows how coral is able to create a long-lasting whirlpool structure that alters the local environment and enhances the coral's ability to "breathe."