The hunt for alien tech

TRAPPIST-1 is a red dwarf star located about ...

Astronomers love a challenge. They place their observatories on the highest mountains, in the driest deserts, on the coldest ice shelves, beneath the deepest oceans, in orbit around Earth and the Sun,

From colliding galaxies to supermassive black holes, we take a look at some of the strangest sights in the universe

This October marks 50 years since a heavily shielded spacecraft, the Soviet Union’s Venera 9, parachuted into the atmosphere of Venus. Then, having landed, it did something extraordinary: it beamed ba

Ten years ago, on 14 September 2015, a new window on the Universe was opened, giving us a novel way of studying exotic, high-energy objects such as black holes and neutron stars: the first direct dete

Just where did all the weird ghosts go is a question that has been posed in Fortean Times. One answer might be Wales. Ghost hunter John Harries declared, “In order to meet a Welsh ghost one really nee