Advertisement
Earth Science
Earth Science covers all facets of how the earth works, from from volcanoes to the world's oceans.
Advertisement
Learn More / Page 3
What's Behind the Gemstones 'Raining' From the Kilauea Volcano
Twitter was abuzz with reports that pretty green gems were spewing out of the Kiluaea volcano in Hawaii. But the experts took the shine off these speculations.
5 Things You Didn’t Know About the Summer Solstice
June 21 marks the summer solstice, the longest day of the year. There's even a midnight baseball game in Alaska to celebrate the 24 hours of sunlight.
Anthropologists Discover Mummified, Green Baby Hand
And it turns out their strange discovery has a straightforward explanation: copper.
Earthquakes on the Mississippi: The New Madrid Seismic Zone
Will a town in southern Missouri be the epicenter of the next 'big one'?
Rising Rock: Earth's Crust Has Its Own Tides, Too
The oceans on planet Earth cycle through daily tidal changes. But the ground beneath our feet experiences tides of its own, too.
Who Was Alexander von Humboldt and What Is the Humboldt Current?
He might be the most important scientist you've never heard of, but the ocean current that bears his name helped shape the development of evolutionary theory.
The Sahara Desert Is Getting Bigger
The Sahara has expanded by about 10 percent in the past century, mostly due to natural causes, but not all. We can blame the rest on man-made climate change.
Why Are Whales So Big?
Blue whales are the largest mammal ever known to exist on Earth. So what makes these creatures so huge?
Why Is the Ocean Different Colors in Different Places?
Ocean water is not actually blue, but appears in different shades for many reasons.
13,000-year-old Footprints Found in British Columbia
Archaeologists discovered three sets of human footprints on a remote island off the coast of British Columbia. They've now determined these footprints are the oldest in all of North America.
Which Ocean Is the World’s Smallest?
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?
What Is the World’s Shortest River?
Ever wondered what's the difference between a river, a stream, a brook and a tributary?
How Does Petrified Wood Form?
Petrified wood can be found all over the world, but how is it created?
5 Reasons Why the Great Lakes Are So Great
The Great Lakes are named so for several reasons, including shipwreck preservation, fresh water and even birdwatching.
Are Mist and Fog the Same?
Fog and mist are similar scientifically. But what makes them different?
99 Percent of Great Barrier Reef Green Sea Turtles Are Hatching Female
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.
Earth and Mars Experience Mysterious Mega-avalanches
Scientist have figured out why two historic avalanches happened on the same unlikely slopes within weeks of one another.
Scientists Think Humanity Is 100 Seconds From Doomsday
The Bulletin of Atomic Scientists moved the Doomsday Clock to 100 seconds before midnight. What bumped up the time again this year?
Tibetan Glacial Ice Core May Hold Clues About Climate Change
Scientists from The Ohio State University have drilled longest ice core from outside the poles.
5 Things You Didn't Know About the Winter Solstice
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.
We've Finally Recorded the Hum at the Bottom of the Sea
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.
Mountain Heights Are Always Changing
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.
Most Scientists Agree Another Pangaea Is Certain, Disagree How It Will Look
Geologists agree that the world's landmasses were once all one supercontinent. Is it likely to happen again?
Scientists Identify Third-Largest Eruption in Earth’s History
The beautiful scenery in Washington state hides a darker history. It was formed by a gigantic volcanic eruption that cooled the planet.
Our World Is Rich With Places to See Real Dinosaur Tracks
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.
Advertisement
Advertisement
Advertisement
Advertisement
Advertisement
Advertisement
The Latest
South Florida Is Overrun With Green Iguanas
January 24, 2020
How the White House Press Briefing Went From Daily to Done
January 24, 2020
What Will Earth Look Like in 500 Years?
January 24, 2020
Advertisement
Recommended
Advertisement
Advertisement