Take it further
Understand the forces which shape our planet: Study Volcanoes, earthquakes and tsunamis.
Play with DNA - on your fridge
Have you tried: The scratch-and-sniff experiment?
Bang on TV
Bang Goes The Theory returns to BBC One England on March 14th at 7.30pm and BBC Two Wales at the same time. You can see the programme in Northern Ireland and Scotland later in the week. Full schedule and iPlayer links are on bbc.co.uk.
In a change to the planned programme, the Bang team explore the forces which created so much damage and destruction in Japan last week. How do earthquakes cause tsunamis - and what, if anything, can we do to protect ourselves?
The planned features on IVF, 360 degree swings and mysterious mirrors can be seen next week.
Our picture shows north-eastern Japan, as seen by NASA, on Sunday 13th March.