How Big Is The Biggest Star We Have Ever Found?
The universe is such a big place that it is easy to get baffled by the measurements that astronomers make. The size of UY Scuti, possibly one of the largest stars we have observed to date, is certainly baffling. Above: UY Scuti (Rutherford Observatory/CC). Not surprisingly, UY Scuti is classified as a “hypergiant” star –…
How A Group Of Brits Changed The World By Changing Science In The 1970s
There’s a smell in Battersea, south-west London – something to do with local coffee roasters. But in the early 1970s, the area was very different economically, and the stink wasn’t nearly so pleasant. Described at the time as “like dead bodies,” it was known as “The Battersea Smell.” There was various speculation about causes. Most…
Did You Know Soviet Cosmonauts Carried A Bear-Killing Shotgun To Space?
Anything can happen during a launch or landing of a crewed spacecraft, and just in case the crew would end up stranded in a remote area of the world, astronauts and cosmonauts undergo survival training and carry survival kits. The kits contain items such as food rations, water, extra clothing, items for making a shelter…