US shoppers are thrown into a panic by a disorientated bear that wandered into a shopping centre in Pennsylvania.

MPs accuse the Treasury of making the government's clean energy revolution unworkable and raise the risk of higher household bills.

Europe is on the cusp of approving a gene therapy for the first time.

Cutting back on salty foods such as bacon, bread and breakfast cereals could reduce people's risk of developing stomach cancer, according to the World Cancer Research Fund (WCRF).

Scientists in the US have created a free swimming artificial jellyfish using heart muscle cells from rats.

Drug-resistant HIV has been increasing in parts of Sub-Saharan Africa over the last decade, according to experts writing in the Lancet.

A map of the London Underground system is produced to show how life expectancy varies from station to station.

Syria says it will not use chemical weapons against its own people, as rebels tell the BBC they are encouraged by last week's assassinations.