Take it further
Got a passion for science? Find out about studying science at The Open University.
Unzip your genes
Try our quiz to determine whether common traits are hereditary or influenced by the environment.
Discover the elements
We're putting the final touches on a new way to look at the elements of the Periodic Table. Watch an animated introduction to the history and development of the table
Challenge your ears
Have you tried: The Shepard Tone illusion?
Bang on TV
Bang Goes The Theory can be seen on BBC One (England) and BBC Two (Scotland and Wales) on August 22nd at 7.30pm. Full schedule and iPlayer links are on bbc.co.uk.
In the second episode of the science series, Liz hits the beach with the RNLI to experience the power of rip currents; Dr Yan attempts to demonstrate evolution by drawing a couple of lines; and Jem is back in the workshop, turning everyday scrap into gold.
Riding the waves
After the gold rush