Want to curb your kitty’s killer instinct? Add meat and playtime, study suggests

NASA’s Perseverance rover is about to land on Mars and look for life

NASA Wants to Set a New Radiation Limit for Astronauts. As the agency considers sending people to the moon and Mars, it’s taking a fresh look at the research on cancer risk and recalculating acceptable thresholds.

Infectious disease causes long-term changes to frog's microbiome