Is the moon shrinking?

The best discoveries, inventions and surprises

Neutron stars can suffer quakes far more powerful than anything on Earth

The Moon has a diameter of around a quarter that of Earth and travels around our planet in a circular orbit roughly every 27 days. But Earth also possesses a number of tiny co-orbital bodies – objects

Your dusty, distant destination awaits, with unique geology that reveals billions of years of cosmic collisions

The Cascadia Subduction Zone, a massive fault line stretching from northern California to British Columbia, has been eerily quiet for 300 years. When it finally ruptures, it’s expected to trigger a co

Seeking answers to your science questions? Ask our resident expert, Peter Gallivan