Fossils from a Moroccan cave have been dated with remarkable accuracy to about 773,000 years ago, thanks to a magnetic ...

The most famous example of such exquisitely preserved Cambrian fossils is the Burgess Shale of Canada.

Around 540 million years ago, Earth's biosphere underwent a pivotal transformation, shifting from a microbe-dominated world ...

The asteroid that struck the Earth 66 million years ago devastated life across the planet, wiping out the dinosaurs and other organisms in a hail of fire and catastrophic climate change. But new ...

The molecular clock theory posits that genetic changes happen steadily and gradually, offering a reliable means for peering into the past and theorizing when complex life first emerged. However, there ...

More than 3.5 billion years ago, the Earth was not the hospitable world we know today. The atmosphere lacked oxygen, the seas were acidic and rich in iron, and volcanic activity roared across a barren ...

Tracks believed to be the work of small, scampering dinosaurs may have been made by birds, pushing back the date of the ...

Fossils dating back 773,000 years from Thomas Quarry I in Morocco shed new light on the shared ancestry of Homo sapiens, Neandertals, and Denisovans. An international team of researchers has ...

A 3.4M-year-old set of foot bones from Ethiopia is forcing paleoanthropologists to redraw one of the most familiar diagrams in science, the human family tree. For decades, Lucy, the famous ...

Tyrannosaurus rex lived longer and took more time to reach its maximum size than previously thought, according to a new study.

Imagine someone digs you up in 15,000 years and discovers what you had for lunch the day that you died. That’s more or less ...