The European Space Agency’s (ESA) Herschel space observatory has revealed an incredibly unique feature of Saturn’s interaction with one of its moons, Enceladus. Some of the water that is ejected from its southern poles finds its way to Saturn’s atmosphere – something we have only conclusively observed in July 2011. The Cassini flight in 2009 […]

Bill describes how metals like aluminum and titanium are made resistant to corrosion by growing an oxide layer into the metals. These is the same process used on many Apple products. [Via]

If you’re a bit of a astro junkie and you happen to have a solar telescope handy, well polish it up and get it ready – there’s a once-in-a-lifetime show happening on June 5th 2012 that won’t happen again until year 2117! Venus will transit across the Sun, an event that only happens in pairs […]

…and this is why a perpetual motion machine will probably never exist, especially if it involves magnets. [Sixty Symbols]

So geeks, how big is a billion? The answer, which varies depending on where you live or how old you are, is not as simple as most people think! We discuss millions, billions, trillions and centillions is this film about the long and short scales. We also touch on quadrillions, sextillions, milliards, billiards and the […]

Yep, believe it or not, the debate over Pluto’s planetary state is still going on… [CGPGrey]