Tropical Storm Debby a dangerous slow mover

Tropical Storm Debby remains stationary and will produce 10 - 15 inches of rainfall, with some areas seeing over two feet through the entire week.

Significant sea-level rise in a 2-degree warming world

Significant sea-level rise can be expected in coming centuries, if global warming carries on, according to a study just published in Nature Climate Change.

Best science images in 2012

Diverse, fascinating and beautiful images from this year's Wellcome Image Awards, highlighting the best science images of 2012.

Video Voyager 1 at the edge of interstellar space

A NASA Video Voyager 1 is reporting a sharp increase in cosmic rays that may herald its final push out of the heliosphere - into the realm of the stars.

Colliding galaxies become hotbeds of star formation

These Ultra Luminous InfraRed Galaxies emit a trillion suns worth of infrared light, driven by bursts of star formation in colliding galaxies.

Desert on Mars: vastly more interior water than previously thought

Inside Mars, the amount of water may be vastly greater than previous estimates. Mars' interior - or desert on Mars - might have as much as - or more - water than Earth.

DNA barcodes for seafood by David Schindel

High-priced fish are often mislabeled - sometimes accidentally, sometimes not - David Schindel says. DNA barcodes for seafood will ensure quality and authenticity in the fish you eat.

Stonehenge: Was it a monument marking unification of Britain

After 10 years of archaeological investigations, researchers have concluded that Stonehenge was built as a monument to unify the peoples of Britain.

Melting sea ice trouble for Emperor penguins

If global temperatures continue to rise, and sea ice continues melting, the Emperor penguins in Terre Adélie, East Antarctica may eventually disappear.

Energy and water have a vital link

It takes energy to use water, and we need water for energy. The connection between energy and water, is an most important issue of the 21st century.