A version of a gene that doubles the risk of death from COVID-19 in people under 60 is carried by more than half of people with South Asian ancestry.
The number of satellites orbiting Earth is skyrocketing, and this may be causing more problems than solutions in the long term.
Comet 67P, which famously hosted the first-ever cometary lander in 2014, made its closest approach to Earth on Friday (Nov. 12).
Here's what would happen to an astronaut's body if they didn't have a spacesuit protecting them in outer space.