Centuries ago, a native Central American people terrified of a witch believed to live deep in the earth used to sacrifice children and young women to Nicaragua's Masaya volcano. Video provided by AFP

Lightning struck a television tower in Russia's second city on Monday during a thunder storm, lighting up the sky in a spectacular display.

ideo from the Florida Institute of Technology gives viewers a frame-by-frame look at a lightning storm. Rough Cut (no reporter narration). Video provided by Reuters

بلعياط يعلن ان الجزائر سوف تصبح دولة نووية ونديروه في تكجدة اعطاهم البلان بوقوقوا مسبقا هههه تخلطت

Aircraft pilot, talks about his experience during a controlled landing after his front landing gear malfunctioned

Electric helicopter of the future.

Ever want to feel small? Like ridiculously small?

She has a Cochlear implant installed and this is her reaction to hearing herself speak, laugh, and cry for the first time.

RT U1K Final League Game battle bots really go at it.

Transmission box of a six speed Lego technic.

This is a building made of concrete canvas—a material that has all the elements of concrete, but is flexible enough to be turned into any shape.

Here's how to turn almost any styrofoam creation you can think up, into solid aluminum.

Data from NASA's global network of satellites, airborne missions and surface monitoring systems is used to build climate models that help us understand the causes and effects of global warming.

But We're Speaking Japanese

This Rube Goldberg machine took almost 1 year to build, it's amazing what one crazy musician can build in his living room music by The Dull Eyed Llamas.

Physicist Richard Feynman talks more about jiggling atoms and heat, and about what fire is.