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…

Where is Philae?

(For background on Rosetta and Philae, read this article I wrote for Jump! magazine). When Philae landed on comet Comet 67P/Churyumov-Gerasimenko…

What causes the smell after rain?

There’s a particular smell in the air after rain has fallen on dry ground, a distinctive fresh sort of scent…