Three feature films after its final season aired, the upstairs-downstairs drama has reached its Grand Finale, and if this is ...

Moving ice on early Earth exposed deep rocks, freed key elements, and nudged our planet toward conditions where complex life ...

The closest technological species to us in the Milky Way galaxy could be 33,000 light years away and their civilization would ...

NASA’s Perseverance Mars rover collected a rock sample that NASA leaders say offers the best signs yet that ancient Mars ...

NASA’s Perseverance Mars rover — built and managed by the Jet Propulsion Laboratory in La Canada Flintridge — collected a ...

“This finding by Perseverance …is the closest we have ever come to discovering life on Mars,” said acting NASA administrator Sean Duffy in a statement. “The identification of a potential biosignature ...

That raises the possibility that the TRAPPIST-1e exoplanet could also have liquid water and therefore support life.

Our most plausible creature is the large blood-sucking tick. On Earth, the deer tick Ixodes do swell to the size of a walnut ...

At a busy street crossing, people wait for the signal to change. When one person steps out first, others soon follow.

NASA’s Perseverance rover found possible signs of ancient life in rocks on Mars, keeping scientists up at night.

"When we see features like this in sediment on Earth, these minerals are often the byproduct of microbial metabolisms that ...

Exoplanet TRAPPIST-1 e may contain an atmosphere and liquid water, NASA scientists said. Research into the exoplanet is ...