"The fact that terrestrial microbes are the Earth's best colonizers means we can never completely discount terrestrial ...

Lightning strikes in the atmosphere can trigger a rain of high-powered “killer electrons” in low-Earth orbit that form ...

Scientists have found microorganisms crawling over a sample retrieved from the 200 million-mile-distant asteroid Ryugu. But ...

What if Earth were furious with humanity? What if revolutionaries took their cues from an unruly planet? Anne ...

The mini-moon 2024 PT5, which has been orbiting Earth for two months and is likely a chunk of the moon, will now drift away ...

Preliminary research suggests asteroid 2024 PT5, which stuck around Earth for almost two months, has lunar origins ...

A temporary “mini- moon ” orbiting the Earth for the last two months drifted away on Tuesday, resuming its journey around the ...

A single tree of either type represents a fairly small amount of carbon dioxide in the grand scheme of things.

A team of researchers led by Matthew Genge at Imperial College London confirmed that the asteroid has organic molecules; it confirmed that the samples actually have signs of life — but this life doesn ...

Sylvester Kaczmarek, a space expert formerly associated with NASA, has laid bare the protocols if an alien signal reaches ...

A zircon crystal from a Martian meteorite unlocks secrets of a water-rich, dynamic Mars 4.45 billion years ago.