A giant sheet of ice measuring 260 sq km (100 sq miles) has broken off a glacier in Greenland, according to researchers at a US university. The block...
Patients with knee or hip problems will be able to 'grow' new replacement joints in the future, scientists say. Researchers have shown it is possible...
Today's titanium replacement joints work very well for 10 to 15 years, but replacing them after they've worn out is a challenge for both patient and...