Earth Science covers all facets of how the earth works, from from volcanoes to the world's oceans.
Earth and Mars Experience Mysterious Mega-avalanches
Mountain Heights Are Always Changing
Are Mist and Fog the Same?
Why Do Scientists Think We're Nearing the End of the World?
99 Percent of Great Barrier Reef Green Sea Turtles Are Hatching Female
We've Finally Recorded the Hum at the Bottom of the Sea
Fog and mist are similar scientifically. But what makes them different?
By Mark Mancini Feb 7, 2018
A new study showed an alarming imbalance in the male-to-female ratio in green sea turtles hatching at the Great Barrier Reef. Scientists believe climate change is to blame.
By Nathan Chandler Jan 29, 2018
Scientist have figured out why two historic avalanches happened on the same unlikely slopes within weeks of one another.
By Ian O'Neill Jan 26, 2018
The Bulletin of Atomic Scientists moved the Doomsday Clock ahead 30 seconds to two minutes before midnight. What bumped up the time again this year?
By Julia Layton
Scientists from The Ohio State University have drilled longest ice core from outside the poles.
By Mark Mancini Dec 18, 2017
For centuries, ancient cultures celebrated the winter solstice, the shortest day of the year, as the "day the sun came back." Here are 5 enlightening facts about the winter solstice.
By Kathryn Whitbourne Dec 15, 2017
Although we've known it exists for decades, nobody knows exactly why there's a humming noise at the bottom of the ocean. But we're one step closer now that scientists have been able to record the sound underwater.
By Mark Mancini Dec 14, 2017
If geology has taught us anything about Earth's history, it's that nothing is permanent. And that goes for mountain ranges, all of which are constantly rising and falling.
By Mark Mancini Dec 12, 2017
Geologists agree that the world's landmasses were once all one supercontinent. Is it likely to happen again?
By Mark Mancini Dec 6, 2017
The beautiful scenery in Washington state hides a darker history. It was formed by a gigantic volcanic eruption that cooled the planet.
By Laurie L. Dove Nov 16, 2017
Where on the planet can you visit to see with your own eyes the tracks left by dinosaurs? Fossilized dino footprints might be just outside your back door, but here are good places to start.
By Jesslyn Shields Nov 10, 2017
Environmental researchers found that large river systems with lots of surrounding residents are the sources of plastic debris in the oceans.
By Mark Mancini Oct 25, 2017
Researchers discovered that everyone's favorite prehistoric cat had some seriously big bones — even as a youngster.
By Robert Lamb Sep 29, 2017
The autumnal equinox is the day Earth is perfectly angled to the sun, so the day and night are of equal length. Well, almost.
By Kathryn Whitbourne Sep 21, 2017
Archaeologists discovered what they believe to be ruins of the Roman city of Neapolis — underwater near Tunisia.
By Michelle Konstantinovsky Sep 11, 2017
The Caspian Sea is the largest lake in the world, but it's gradually shrinking thanks to a changing climate.
By Jesslyn Shields Sep 8, 2017
Scientist and oceanographer Charles Moore confirmed the existence of a second huge plastic garbage patch in the Pacific Ocean.
By John Perritano Jul 27, 2017
Scientists are tracking the massive iceberg A-68, which recently calved from Antarctica's Larsen C ice shelf, to see where it drifts and whether it breaks up.
By Patrick J. Kiger Jul 24, 2017
Measuring sea level has changed almost as much as the tides during the 200 or so years scientists have been tracking it. Find out how it's tracked today.
By John Perritano Jul 19, 2017
The Denmark Strait cataract dwarfs every other waterfall in the world, but you can't see it because it's deep under the Atlantic Ocean.
By Jesslyn Shields Jun 28, 2017
The circle is only 5,000 miles wide.
By Jesslyn Shields Jun 27, 2017
Scientists have found that snow and rain trigger earthquakes. Could their study help predict the Big One?
By John Perritano Jun 22, 2017
Antarctica's Blood Falls looks like a geological horror scene. For decades, scientists weren't sure why. Until now.
By Kate Kershner May 3, 2017
Salt used in the winter to deice roadways is having an impact on hundreds of lakes across the region.
By Jesslyn Shields Apr 12, 2017
Talk about a Brexit! Scientists have clues to catastrophic flooding that destroyed a land bridge that once connected England and France.
By Patrick J. Kiger Apr 7, 2017
Why Americans Celebrate Black History Month in February
No One Knows What Caused a Massive 1908 Explosion in Siberia
Why Teen 'Death Discs' Dominated the Airwaves in the '60s