Astronauts could use fish and human waste to grow food on long trips

On long space missions, fish could help create a closed loop system where space travellers grow…

Astronauts could use fish and human waste to grow food on long trips

On long space missions, fish could help create a closed loop system where space travellers grow…

10 year challenge: How science and the world have changed

The last 10 years have seen amazing advances in science and technology – and stark damage to…

10 year challenge: How science and the world have changed

The last 10 years have seen amazing advances in science and technology – and stark damage to…

Asteroid smash-up may have rained down on Earth 290 million years ago

Craters on the moon show that it and Earth faced a massive increase in large meteorite…

Moon craters reveal surprise rise in asteroid shrapnel pelting Earth

Craters on the moon show that it and Earth faced a massive increase in large meteorite…

Moon craters reveal surprise rise in asteroid shrapnel pelting Earth

Craters on the moon show that it and Earth faced a massive increase in large meteorite…

Saturn’s rings formed in a smash-up less than 100 million years ago

Some of the Cassini spacecraft’s final measurements of Saturn’s gravitational field show that its rings are…

Saturn’s rings formed in a smash-up less than 100 million years ago

Some of the Cassini spacecraft’s final measurements of Saturn’s gravitational field show that its rings are…

We’ve seen methane rain gleaming on the icy plains of Titan

Images from the Cassini spacecraft have revealed the rainy season near the north pole of Saturn's…