Most of us first hear about the irrational number π (pi)—rounded off as 3.14, with an infinite number of decimal digits—in ...

Make sure your angles are in units of radians (not degrees), where 2π radians = 360 degrees. But after that you will get the value of R (the radius of Earth) in the same units that you measured the ...

Three thought experiments involving “demons” have haunted physics for centuries. What should we make of them today?

Discover the power of a burn up chart. See examples, learn how to create one, and track scope, progress, and team performance ...

If you're going to Mars you'd best take along a jar of anti-aging cream because while you're there you're going to age faster ...

Because this record survived, we know more about ancient Chinese history, the rotation of the Earth, and past solar activity ...

The exploration of quantum information challenges objective reality, positing the universe as a hologram is explored through ...

In the end, the Universe becomes a place where gravity and quantum physics slowly turn all mass into faint streams of particles.

A Star Trek–inspired idea by Miguel Alcubierre kicked off decades of theory and experiments as scientists pursue plausible ...

Daily use of cannabis has now surpassed daily use of alcohol. Understanding how it affects mental functioning can help users ...

Easy: He uses a warp drive, a nifty little propulsion trick that allows the crew to exceed the speed of light by warping ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." On one particular Friday night in 1992, Miguel Alcubierre couldn’t stop thinking about Star Trek. For ...