An extremely early Type II supernova explosion, named after the Titan goddess of dawn in Greek mythology, occurred just 1 billion years after the Big Bang.

Earth's magnetic field was struck by a "severe" solar storm yesterday (Jan. 19), triggering vibrant auroras in the U.S. and large parts of Europe. The storm broke a record that had stood for more than two decades.

People with color blindness may be less able to spot an early sign of bladder cancer, making them likelier to be diagnosed later, a study suggests.

Divers have unearthed the largest cog shipwreck ever discovered in a strait off Denmark, signalling a period of economic development in medieval Europe.

Archaeologists in Germany have discovered four Roman marching camps and around 1,500 artifacts, including coins and shoe nails, dating to the third century.