It’s been a good ride.

How life started on our own planet may not seem as interesting as finding evidence of life on Mars or the icy moons Europa or Enceladus. But the search for the first eukaryotes on Earth remains as ...

Forbes contributors publish independent expert analyses and insights. David Bressan is a geologist who covers curiosities about Earth. Jun 20, 2025, 02:40pm EDT Jun 20, 2025, 03:27pm EDT Artist's ...

There's good news and bad news.

Using complex climate models, researchers have pinned down the point at which life will no longer be able to survive on Earth.

Forget Mount St. Helens or Yellowstone. These ancient volcanic eruptions dwarfed every modern disaster, pouring millions of cubic kilometers of lava across continents, triggering climate collapse, and ...

We have only one example of biology forming in the universe—life on Earth. But what if life can form in other ways? How do you look for alien life when you don't know what alien life might look like?

This publication has been produced to meet accepted Accessibility standards and contains various accessibility features including concise image descriptions, a table of contents, a page list to ...

A team of scientists just discovered the longest organic molecules yet seen on Mars, the fourth planet from the Sun and and a tantalizing venue for humankind’s search for life beyond Earth. Mars today ...

A new study suggests spacecraft exhaust could quickly contaminate the moon's most scientifically valuable regions, ...