Summary:
- The Doomsday Clock, a symbolic clock used to represent threats to humanity and the planet, is now set at 85 seconds to midnight, the closest it has ever been.
- This means that scientists believe the world is facing the greatest threats to humanity, including the risk of nuclear war and climate change.
- The Doomsday Clock is adjusted annually by a group of scientists and experts, who consider the latest developments in science and technology, as well as political and social factors, to determine how close the world is to a potential catastrophe.