Every year on 16 September, the UN celebrates the international community’s success in healing the ozone layer and brings ...

The Earth's protective ozone layer is on track to fully recover by mid-century, according to a report from the UN's World ...

Saturn is about to make its closest approach to Earth, and that means you might be able to see its rings — if you have a ...

The moon and Venus will shine vividly alongside a bright star in the early morning in a celestial rendezvous that should be visible across the U.S.