From a distance, Biosphere 2 emerges from the cacti and creosote of the Sonoran desert like a gleaming oasis, a colony of ...

It's highly unlikely life started organically on Earth, one expert suggests. But an extraterrestrial intervention might explain how we got here.

Scientists have discovered prehistoric insects preserved in amber for the first time in South America, providing a fresh ...

A forgotten biochemist’s radical model for the emergence of life is making a surprising comeback—half a century after it was ...

Ancient ocean grains show Earth’s carbon levels were far lower than expected during key evolutionary eras. The results challenge old theories of life’s rise and hint at patterns that could shape our ...

(THE CONVERSATION) People have long wondered what life was first like on Earth, and if there is life in our solar system beyond our planet. Scientists have reason to believe that some of the moons in ...

The study, which was published in Proceedings of the National Academy of Sciences (PNAS), sheds new light on one of science’s ...

Geophysicists have modeled how Earth’s magnetic field could form even when its core was fully liquid. By removing the effects ...

Recently, in a “wild” new spin on the theory, known as directed panspermia, it’s been suggested that “aliens sent microbes or ...

Crucial for marine life and the global economy, coral reefs are the planet's first major environmental system to cross a ...