The Universe at your Fingertips

Dr. David Brown gives an in-depth demonstration of the amazing NUIverse astronomy application he designed for the latest Microsoft Surface. It puts the cosmos at your fingertips like never before.

Discovery that trees give off ELECTRICITY creates a buzz

Trees give off electricity, scientists say – especially eucalyptus.

Scientists in Australia found the area around trees was filled with charged particles – ions – both positive and negative.

Levels were twice as high in wooded areas as they are in open, grassy areas, and deep-rooted trees such as eucalyptus were even higher.

Mysterious planet-sized ‘Death Star’ has been captured on video as it ‘refuels’ at the surface of the sun

An orbiting Nasa space telescope captured a dark, planet-sized object flying close to the sun on Monday – and extending what looks like a refueling tube into the star’s surface.

The black, Death Star-like, orb is briefly engulfed in light from the sun, then flies off into space.

A video edited from the Solar Dynamics Observatory’s photos inspired a wave of speculation on YouTube.