What would have happened if, 65 million years ago, a meteor had not struck the Earth, contributing to the extinction of the ...

Sharks have ruled the Earth’s oceans for 400 million years and recent research on fossilized shark teeth has led to the ...

Space exploration should be for all countries and for the benefit of all mankind.  More or less, that’s what the Outer Space ...

For nearly 30 million years, a 2,000-pound beast known as the entelodont ruled a sweeping empire from Mongolia to what is now ...