A unique queen's crown with ancient symbols combined with a new method of studying status in Egyptian reliefs forms the basis for a re-interpretation of historical developments in Egypt in the period following the death of Alexander the Great

A mysterious high-altitude layer of sulphur dioxide discovered by ESA's Venus Express has been explained. As well as telling us more about Venus, it could be a warning against injecting our atmosphere with sulphur droplets to mitigate climate change

NASA has sent the internet into a frenzy after it announced an "astrobiology finding" that could suggest alien life exists -- even on earth.

Researchers have learned the atomic-scale arrangement of proteins in a structure that enables a virus to invade and fuse with host cells, showing precisely how the structure morphs with changing acidity to initiate infection

In December 2009, astronomers announced the discovery of a super-Earth known as GJ 1214b. At the time, they reported signs that the newfound world likely had a thick, gaseous atmosphere

Astronomers have discovered that small, dim stars known as red dwarfs are much more prolific than previously thought -- so much so that the total number of stars in the universe is likely three times bigger than realized

If you think life's too short, then you're not alone. A team of scientists set out to find what it would take to live a very long life and they made important discoveries that bring longer life spans much closer to reality

A pair of neutron stars spiraling toward each other until they merge in a violent explosion should produce detectable gravitational waves

A team of physicists from the University of Toronto and Rutgers University has mimicked a supernova -- an explosion of a star -- in miniature

IBM scientists have unveiled a new chip technology that integrates electrical and optical devices on the same piece of silicon, enabling computer chips to communicate using pulses of light