BBC

The worldwide event aims to raise awareness about the need to protect the environment.

The worldwide event aims to raise awareness about the need to protect the environment.

Scientists are investigating for the first time how dangerous the island's next big one could be.

Scientists are investigating for the first time how dangerous the island's next big one could be.

Scientists are investigating for the first time how dangerous the island's next big one could be.

In Pakistan, it's hoped newly-developed AI cameras could warn villagers via text to move their livestock if snow leopards enter the area.

A capsule with Don Pettit and his two Russian crewmates lands in Kazakhstan after a space station mission.

A pilot project will test whether it is a useful way of fighting climate change.

A pilot project will test whether it is a useful way of fighting climate change.

A pilot project will test whether it is a useful way of fighting climate change.

Translating noisy geese to time travel across the universe.

Translating noisy geese to time travel across the universe.

Peter Dutton is facing outrage after comments he made on climate change during an election debate.

Peter Dutton is facing outrage after comments he made on climate change during an election debate.

Could discoveries of alien life ever change the human psyche in how we view ourselves and each other?

Could discoveries of alien life ever change the human psyche in how we view ourselves and each other?

Could discoveries of alien life ever change the human psyche in how we view ourselves and each other?

Could discoveries of alien life ever change the human psyche in how we view ourselves and each other?

Could discoveries of alien life ever change the human psyche in how we view ourselves and each other?

Scientists find new but tentative evidence that a faraway world orbiting another star may be home to life.