Fossilized human teeth spanning two million years of evolution had shockingly high contents of lead, which may have been the ...

Human evolution is a story writ slow. It’s been about 3.8 billion years since life on Earth emerged and steadily began to ...

Trace the remarkable origin story of Homo sapiens and the crucial moments that shaped our species. Where did humans come from, and what makes us unique? Discover the remarkable origins of Homo sapiens ...

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 ...

Scientists may have discovered a reaction that provides the “missing link” to help explain how early life formed on Earth about 4 billion years ago. All living things contain ribonucleic acid, ...

Think of it this way: only around 10,000 decently sized meteorites slam into Earth per year. Meanwhile, the planet is ...