This week in science: Mysterious molecules on Mars are tricky to explain without life; a compound that cuts cholesterol as a ...

Time now for our science news roundup from Short Wave, NPR's science podcast. And we have the show's two hosts here, Regina Barber and Emily Kwong. Hello. REGINA BARBER, BYLINE: Hey. EMILY KWONG, ...

Add Yahoo as a preferred source to see more of our stories on Google. This week in science: fossilized 'mammoth' bones found to be from a completely different animal; NASA returns Space Station ...

This week in science: what your brain's doing when you zone out; the world's largest spider web; game over for simulation theory; and much more! A comprehensive meta-analysis has shown that fasting ...

This week in science: a major cancer analysis links most new cases to just two lifestyle habits; how poop transplants from the young could rejuvenate aging guts; a surprising new factor in kidney ...