Our planet’s first known mass extinction happened about 440 million years ago. Species diversity on Earth had been increasing ...

Deaths of nearby massive stars may have played a significant role in triggering at least two mass extinction events in ...

About 252 million years ago, 80 to 90 percent of life on Earth was wiped out. In the Turpan-Hami Basin, life persisted and bounced back faster.

The Mesozoic Era extinctions formed the world as we know it today. Read about what caused them and which animals survived.

The faraway exoplanet could help provide answers as to why there are hardly any planets with twice the diameter of Earth.

As the Aral Sea has been drained by irrigation and dried up, the mass loss on the surface has caused Earth’s upper mantle to rise up, lifting the emptied sea bed an average of 7 millimetres per year ...

Astronomers have discovered four planets that are just a fraction of the mass of Earth orbiting Barnard’s Star, which is 6 ...

A research team linked nearby stellar explosions to at least one, possibly two, mass die-offs after calculating the supernova rate of stars closest to the sun in the past 1 billion years.

When it comes to the fall of the Roman Empire, this climate shift may have been the straw that broke the camel’s back.” ...

K2-360 is a newly found planetary system with a super-dense planet, likely the core of a former larger world, shaped by ...

With a computer rendering, he helped scientists understand that the earth, with its shifting tectonic plates, is “an ...

Throughout April, volunteer groups from across Massachusetts are organizing cleanup efforts to get their cities prepped for ...