Yuri Gagarin, feted as a Soviet national hero for being the first man in space, was killed in a plane crash 50 years ago but the details of his death remain shrouded in mystery.
An ultra-fine biodegradable film some 50,000 times thinner than a human hair could be enlisted to protect the Great Barrier Reef from environmental degradation, researchers said Tuesday.
Feeling lonely contributes less to the risk of cardiovascular disease than recent research suggests, scientists said Tuesday, but social isolation really does up the odds of dying after a heart attack or stroke.
Twenty years ago, a little blue pill called Viagra unleashed a cultural shift in America, making sex possible again for millions of older men and bringing the once-taboo topic of impotence into daily conversation.
A world addled by climate change has seen a four-fold increase in major flooding events since 1980, and a doubling of significant storms, droughts and heat waves, Europe’s national science academies jointly reported Wednesday.
Professor Steven Hawking’s funeral will take place at the Cambridge University church on March 31, the scientist and cultural icon’s family announced Tuesday.
People who fly on airplanes while contagious can indeed get other people sick, but the risk is mainly to those seated next to them or in the adjacent row, US researchers said Monday.
Officials at Ecuador’s Galapagos National Park say they have collected 22 tonnes of garbage since January off the coasts of the pristine archipelago, some of it from as far away as Asia.
A comprehensive, global appraisal of mass species extinction — and what can be done to reverse it — kicked off in Colombia’s second-largest city Saturday, with more than 750 experts in attendance.
Thirty-two African countries on Friday called on the European Union to stop its ivory trade at a conference in Botswana aimed at saving African elephants.
British billionaire businessman Sanjeev Gupta will built the world’s biggest battery in South Australia, officials said Friday, overtaking US star entrepreneur Elon Musk’s project in the same state last year.