sun

sun

Earth doesn't orbit sun - barycenter
Infographics
You were taught that earth and other planets in our solar system orbit the sun, and that our solar system orbits the center of the Milky Way. Did your science teacher have it wrong? Is everything you've learned about general relativity and gravity wrong? ...
5

Broken Cloud effect and UV Rays
Health
It's no secret that one can get sunburned on cloudy days, but is there any science backing up the claim that UV rays are actually stronger? ...
1