Spacetime With Stuart Gary

SpaceTime Series 29 Episode 83 Earth’s oldest known asteroid impact crater dated in Western Australia Scientists have determined the most precise age yet for the oldest known impact crater on Earth finding it to be some 3.024 billion years old.   A Chinese spacecraft has just reached Earth’s second moon China’s Tianwen-2 spacecraft has arrived at a temporary second moon orbiting Earth -- although technically the object is a small near Earth asteroid which is orbiting in sync with the Earth around the Sun. Sea floor spreading seen in action for the first time Scientists studying a seafloor site southwest of Australia have for the first time actually captured how molten rock emerges at boundaries between the Earth’s tectonic plates. The Science Report A new vaccine with the potential to protect people from developing HIV AIDS. Warnings that losing even a small amount of sleep each night could be linked to weight gain. South Australia’s algal bloom found to be the most toxic species of its kind ever studied. Ch