Earth Science covers all facets of how the earth works, from from volcanoes to the world's oceans.
Water covers about 71 percent of Earth's surface, but do you know the difference between an ocean and a sea? And which ocean is the smallest?
Ever wondered what's the difference between a river, a stream, a brook and a tributary?
Petrified wood can be found all over the world, but how is it created?
The Great Lakes are named so for several reasons, including shipwreck preservation, fresh water and even birdwatching.
Fog and mist are similar scientifically. But what makes them different?
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.
Scientist have figured out why two historic avalanches happened on the same unlikely slopes within weeks of one another.
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?
Scientists from The Ohio State University have drilled longest ice core from outside the poles.
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.
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.
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.
Geologists agree that the world's landmasses were once all one supercontinent. Is it likely to happen again?
The beautiful scenery in Washington state hides a darker history. It was formed by a gigantic volcanic eruption that cooled the planet.
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.
Environmental researchers found that large river systems with lots of surrounding residents are the sources of plastic debris in the oceans.
Researchers discovered that everyone's favorite prehistoric cat had some seriously big bones — even as a youngster.
The autumnal equinox is the day Earth is perfectly angled to the sun, so the day and night are of equal length. Well, almost.
Archaeologists discovered what they believe to be ruins of the Roman city of Neapolis — underwater near Tunisia.
The Caspian Sea is the largest lake in the world, but it's gradually shrinking thanks to a changing climate.
Scientist and oceanographer Charles Moore confirmed the existence of a second huge plastic garbage patch in the Pacific Ocean.
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.
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.
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.
The circle is only 5,000 miles wide.
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