A 10-minute journey through Earth's human evolution gives you a quick tour of how we, as humans, came to be. It all started ...

Millions of years ago, a fiery plume rising from Earth’s mantle reshaped continents, closing ancient seas and lifting land that would forever change life on our planet. This upheaval forged a bridge ...

The 100,000 year story of how humans came to dominate — and now destroy — the Earth. This series is based on the book The ...

In a new book, NASA astrobiologist Caleb Scharf says the fate of life on Earth may hinge on leaving our planet behind ...

The moment a creature dies, its DNA begins to break down. Half of it degrades every 521 years on average. By about 6.8 million years, even under ideal preservation conditions in cold, stable ...

During a brief but dramatic chapter in Earth's history about 41,000 years ago, the planet’s magnetic field nearly collapsed. What followed was a cascade of environmental and biological changes that ...

A plume of hot rocks that burst forth from the Earth's mantle millions of years ago helped forge a land bridge that connected Asia and Africa for the first time, allowing land animals such as the ...