Billions of years ago, Mars’ Jezero Crater held a lake fed by rivers that could have carried minerals and maybe even organic matter. On Earth, places like that are teeming with microbial life.

PBS’s fall shows were in the can before the federal government defunded all public broadcasting this summer, so the full effect of the defunding won’t be felt until 2026. The final episodes of at ...

This is read by an automated voice. Please report any issues or inconsistencies here. BBC’s five-part series “Human” premieres Wednesday as part of the PBS series “Nova,” following paleoanthropologist ...

Miles O’Brien is a veteran, independent journalist who focuses on science, technology and aerospace. He is the science correspondent for the PBS News Hour, a producer, director, writer and ...