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What they don’t teach you about climate change

We all know about the greenhouse effect, but how many of us understand it? Turns out, carbon dioxide is not a “blanket,” and saying it...

Africa’s grassy habitats emerged 10+ million years earlier than previously thought

A pair of studies published April 14 in the journal Science paint a new picture about apes, ancient Africa and the origins of humans. Many...

How high altitude changes the body’s metabolism

The 2 million people worldwide who live above an elevation of 4,500 meters (14,764 feet) have lower rates of metabolic diseases.

Scientists discover a way Earth’s atmosphere cleans itself

A strong electric field that exists at the surface between airborne water droplets and the surrounding air can create OH by a previously unknown mechanism.

‘Snowball Earth’ might have been slushball

At least five ice ages have befallen Earth, including one 635 million years ago that created glaciers from pole to pole. Called the Marinoan Ice...

Plate tectonics was occurring when life first formed on Earth, shows study

Zircon crystals and magmas reveal new information about plate tectonic activity on Earth billions of years ago. Earth is a dynamic and constantly changing planet....

These bird-like dinosaurs laid 4 to 6 eggs in a communal nest

Dinosaur Troodon's body temperature was 42°C and that it could reduce its body temperature to 30°C, similar to modern birds.

Giant planets can have very different atmospheres

But out in the galaxy, the atmospheric compositions of giant planets do not fit the solar system trend.

New study reveals the secret of dinosaur body size

Most animals are thought to evolve to be larger by growing faster than their ancestors, but this study shows that it's just as likely that bigger and smaller animals grew for longer or shorter periods of time during growth spurt

Earth needed time to mix its continental crust, finds Yale study

What do cakes and Earth’s continental crust have in common? They both need time to mix.