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A new study analyzes three asteroid and two meteorite samples to see if space rocks smacking into Earth could’ve helped ...

The origin of the first living molecules on our planet has long been debated. However, recent experiments are revealing new information about the plausible conditions on the early Earth. This research ...

Add Yahoo as a preferred source to see more of our stories on Google. The OSIRIS-REx spacecraft spent two years observing the asteroid Bennu before it collected a ...

One of the most elegant theories about the origins of life on our planet is that it was kick-started by a delivery from outer space. This idea suggests that prebiotic molecules—the building blocks of ...

The mystery of how life on Earth originated , and whether it exists elsewhere in the universe, are "the raison d’être of space exploration", said Louis Friedman, co-founder of the Planetary Society.

When and where did life on Earth begin? What ingredients does the recipe for life require? Is there life out there beyond the stars, and if so, did it arise in the same way? Or are we alone in the ...

Nitrogen, upon which all life on Earth depends, may hold the key for explaining how early life on the planet evolved and how it could evolve on other planets. "All living organisms need nitrogen to ...

Grab-and-go missions to asteroids have provided some of the most scientifically valuable samples since the Apollo missions—and they’re shaking up the search for life beyond Earth. The OSIRIS-REx ...