The tiny pantheon known as the Asgard archaea bear traits that hint at how plants, animals and fungi emerged on Earth.

How can animate life be formed from inanimate matter? It’s one of the most fascinating enigmas in science because, without this crucial first step, called abiogenesis, there would be no life on Earth.

For roughly 2 billion years of Earth's early history, the atmosphere contained no oxygen, the essential ingredient required ...

A new study reveals that the asteroid 2024 PT5, which has been orbiting Earth for 2 months, may have a "lunar origin." However, it is about to break free from our planet, making it tricky to tell for ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. We’ve pieced together a remarkably detailed timeline of ...

Given the seeming paucity of moisture in the leftover remains of Earth's building blocks, planetary scientists have long assumed our planet's water supply came after it formed in a rain of ...

Billions of years of evolution have made modern cells incredibly complex. Inside cells are small compartments called organelles that perform specific functions essential for the cell’s survival and ...

The moon's surface may be more than just a dusty, barren landscape. Over billions of years, tiny particles from Earth's ...

2024 PT5 is a near-Earth asteroid and is 11 meters in diameter (artist's impression shows a generic asteroid close to Earth). After just under two months in orbit, it's time to say goodbye to an ...