The idea that alien civilisations may one day visit Earth has long captured the public imagination. However, some physicists argue that the laws of the universe make such encounters extremely unlikely. The argument centres on a simple observation often associated with Richard Feynman—that despite the vast number of stars in the night sky, there is no clear evidence of … [Read more...] about Alien civilizations have not visited Earth and never will, physicist claims
Milky Way
Giant cloud near centre of Milky Way contains alcohol-like molecules
A vast cloud of gas near the centre of the Milky Way has been found to contain large quantities of alcohol-related molecules, according to scientific observations. Located in a region known as Sagittarius B2, the cloud is one of the largest known molecular formations in space. Researchers have detected significant amounts of ethanol — the same type of alcohol found in drinks … [Read more...] about Giant cloud near centre of Milky Way contains alcohol-like molecules


