How does the Moon affect the tides?

This question was asked by Hannah from Devon, UK. Most people know that ocean tides are caused by the Moon,…

Clinging like a limpet

We’ve known for a long time that limpets are extremely good at hanging onto rocks and other surfaces, but engineers…

See Spot run!

This isn’t an article about the popular children’s books by Eric Hill. Instead this is about a different kind of…

1.5 billion pixels of stars

The Hubble telescope has been photographing space for 25 years, but one of its latest images is beyond breathtaking. The…

Can the speed of light be slowed down?

The speed of light in a vacuum, commonly referred to as C, is widely accepted as a universal constant. This means that…