‘Standard candle’ (or type Ia) supernova explosions are some of the most energetic events in the Universe, happening when a dense white dwarf star subsumes another star. Now, scientists think they’re found the first evidence on Earth of such a supernova.
The Milky Way season ranges from February to October in the northern hemisphere and from January to November in the southern hemisphere
New research coming out of the University of Cambridge, UK, suggests that complex ecosystems emerged earlier than we thought, in a period of Earth’s history called the Ediacaran.
Deep in the forests of Laos, in a cave in the Annamite Mountains, lay a single child’s tooth. That tooth – an unassuming molar – could be from a mysterious species of human we know little about, and of which few remains are known to exist.
A recent advance in 3D imaging techniques helped spark the biggest ever discovery of North American cave art
