Pressure is the force per unit area. To increase pressure, increase the force or reduce the area the force acts on. To cut up your dinner you can either press harder on your knife or use a sharper ...

Boltzmann will be much astonished to learn that his statements are now widely circulated and quoted as being an authoritative admission that the Kinetic Theory of Gases is nothing more than a ...

The theory of special relativity is rife with counterintuitive and surprising effects, the most famous of which are length ...

Around some supermassive black holes, the churning of these disks is one of the most efficient ways of converting energy in ...

New research has unveiled a previously unacknowledged effect of Einstein’s relativity theory similar to time dialtion and ...