Earth Science
Earth Science covers all facets of how the earth works, from from volcanoes to the world's oceans.
Worldwide Droughts Uncover Ancient Relics, Ruins and Remains
450 Huge Geometrical Earthworks in the Amazon Hint at Past Civilizations
Ancient Egyptians Believed Cats Had 'Divine Energy'
What Are Geodes and Where Can You Find Them?
River-bottom Bones: The Strange World of Underwater Fossil Hunting
Is Africa Splitting in Two? Really? Here's the Scoop
10 Longest Rivers in the U.S.: From the Missouri to the Brazos
What Is the Smallest State in the USA? Looking at Area and Population
Venice Isn't Alone: 7 Sinking Cities Around the World
What Was the Largest Wave Ever Recorded?
Where Have All the Seashells Gone?
HowStuffWorks: 10 Weird Sea Creatures
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You likely heard that paleontologists uncovered a cache of dinosaur embryos, bone fragments and eggshells in China. You also may recall that we've made crazy leaps forward in genetics and genomics. Can we put the two together and create a dinosaur?
We argue that living well requires wine and cheese, but what does living at all require? You might be surprised to find out that there's no single definition.
To say geologic time moves at a snail's pace is an insult to snails. Our planet's continents are always in flux: Could a new ocean grow amid those incredibly slow changes?
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The Poles of Inaccessibility are the locations on Earth that are the farthest away from either water or land and are the most remote spots in the world.
Rossby waves influence everything from high tides to extreme weather patterns, and not just on Earth. They also occur on the sun and on Venus and Jupiter as well. So, what are they exactly?
By Mark Mancini
Split as if by a laser, the Al Naslaa rock in Saudi Arabia's Tayma Oasis baffles scientists and amateur geologists alike. How did this perfect split happen?
Trovants, found only in a small town in Romania, are stones that actually seem to move and grow. But are they alive?
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There are caves all over the world, but some are in places that are hard to explore - hidden by rocks, ruins or even under ice. We've found seven secret caves you probably never knew existed.
Curious about healing crystals and their meanings? Here's the lowdown on 12 of the most popular stones for wellbeing.
According to Guinness World Records, the waves in Nazaré, Portugal, are the biggest ever surfed. Scientists attribute the massive waves to an underwater canyon, but how does it work?
By Dylan Ris
Ash flows, deadly gases and vog are just a few of the other reasons why we all need to respect volcanoes.
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The decision made at the 27th General Conference on Weights and Measures will scrap leap seconds for good by 2035.
The ocean is so deep, it puts the height of Mount Everest to shame.
By Mark Mancini
You might be surprised at how little of the world's oceans scientists have investigated.
This seismic boundary lies within Earth between the bottom of crust and the uppermost mantle. But nobody has ever dug down deep enough to confirm it exists. So does it?
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The United States is divided into 50 states, small and large. So which is the biggest state in the U.S.A.?
You could stack the Eiffel Tower, the Washington Monument and the Statue of Liberty in Crater Lake, the deepest lake in the U.S. But, do you know what the deepest lake in the world is?
The oceans take up most of the surface area of our planet and remain mostly unexplored. But how many oceans are there?
Sarah Palin never really said she could see Russia from her house. But how far is Russia from Alaska anyway? And can you see one country from the other?
By Mitch Ryan
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The seven largest countries in the world account for nearly half of the world's land area, but one is far larger than the rest. Do you know what the largest country is?
Zulu Time is a shorthand for describing a time that is the same no matter where you are in the world. So, how does that work?
By Alia Hoyt
If you think the largest desert in the world is hot and sandy, think again. These 10 deserts spanning the globe are massive, but they're not all sunbaked.
By Mitch Ryan
It's known as the "Gateway to Hell" and while it might not actually get you there, what it will unleash if it keeps thawing could truly be hellish.
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What's the difference between moissanite and diamonds? And which of these brilliant stones wins out when it comes to the engagement ring competition?
By Mitch Ryan
Arizona isn't all desert. Take Grand Falls, aka "Chocolate Falls." It is dry most of the year, but when it rains, this waterfall pours.