Bobsled, luge and skeleton athletes descend twisting, steep tracks at speeds upward of 80 mph (130 kmh). Julian Finney/Getty Images Speed alone may be the factor that draws many sports fans to the ...

Speed alone may be the factor that draws many sports fans to the bobsled, luge and skeleton events at this year's Beijing Winter Olympics. But beneath the thrilling descents of the winding, ...

The following essay is reprinted with permission from The Conversation, an online publication covering the latest research. Speed alone may be the factor that draws many sports fans to the bobsled, ...

Energy Vault’s EVx storage system is comparable to pumped hydro, using grid-scale renewable energy when supply is abundant to drive motors and raise 30-ton blocks on a six-arm crane tower, rather than ...

Australian renewable energy startup Green Gravity plans to accelerate the commercialization of its gravitational energy storage technology – which aims to generate clean, dispatchable energy by ...

A gravity assist is a technique where a spacecraft uses a planet's gravity to change speed and direction without burning fuel, effectively stealing a tiny amount of the planet's kinetic energy.

Speed alone may be the factor that draws many sports fans to the bobsled, luge and skeleton events at this year's Beijing Winter Olympics. But beneath the thrilling descents of the winding, ...

Much of the excitement of a luge run is easy to miss – the athletes’ movements are often too small to notice as they fly by looking like nothing more than a blur on your television. It would be easy ...