In the science news this week: how the turtle got its shell, a census that worms can't wriggle out of, and a deal is struck to build the first European Space Agency research centre in the UK...

In the science news this week: the first transplant using a whole organ grown from a patient's own cells, the mammoth task to construct an Ice Age genome and the discovery of the world's oldest nuclear family. Plus, classical music proves a hit with elephants at Belfast zoo...

In the science news this week: it's the end of the line for the Phoenix Mars lander, how Google can help track the flu, and breath-testing whales to sniff out ailments...

In the science news this week: an artificial heart that can regulate its rhythm, winter Arctic ice thickness 'plummets' and chimps remember past favours...