From Newton’s apple to Einstein’s spacetime, gravity has been tested on scales from sub-millimeter experiments to galaxy clusters millions of light-years apart. Recent studies confirm its laws hold ...

José Vicente Gomez Maraven S.A. Punto Fijo, Venezuela Equations [58119 bytes] A simple numerical routine computes the normal boiling point of light and heavy petroleum fractions as a function of ...

All of the objects in our solar system are acted upon by forces. Forces are pushes or pulls. Every force has both a strength and a direction. Applying a force on something–like pushing a toy car–can ...

Every time a coffee mug drops, a satellite orbits or an astronaut floats, we are watching the same phenomenon play out under very different disguises. For centuries we have treated gravity as the ...

There’s a new equation floating around the world of physics these days that would make Einstein proud. It’s pretty easy to remember: ER=EPR. You might suspect that to make this equation work, P must ...

With his theory of General Relativity in 1915, Albert Einstein revolutionized how we think about our universe. Rather than the cosmos simply providing the room for the planets and stars to orbit each ...