Scattering takes place across the universe at large and miniscule scales. Billiard balls clank off each other in bars, the ...

The second law of thermodynamics underpins all of classical reality. It is the reason why it's easier to make things messy, why you can’t have perpetual motion, why you age, and maybe even why time ...

The Milky Way can be seen as something of a bully, having devoured many smaller galaxies to achieve its vast mass, and ...