Every week, the readers of our space newsletter, The Airlock, send in their questions for space reporter Neel V. Patel to answer. This week: how to produce artificial Earth-like gravity through ...

Of course with a human jump, I can look at the total time off the ground (the hang time) as well as the jump height. Since the only force acting on a real human on the real Earth is the gravitational ...

Forbes contributors publish independent expert analyses and insights. I write about physics, science, academia, and pop culture. This helps, sort of, but as more numbers get thrown around, it can get ...

'Fool's errand': Why the Exxon Valdez looms large over northern pipeline debate Dick Van Dyke, 99, names the two things to avoid to live a long life Past charges prove problematic for entry into U.S.

\(\Delta v\) (pronounced 'delta v' is the change in speed of the object. Acceleration is measured in metres per second per second or metres per second squared \(m\, s^{-2}\). A sprinter starting at ...