The development of artificial intelligence is growing fast and hundreds of the world's leading scientists and entrepreneurs are urging a renewed focus on safety and ethics to prevent dangers to society.

An open letter was signed by famous physicist Stephen Hawking, Skype co-founder Jaan Tallinn, and SpaceX CEO Elon Musk along with some of the top minds from universities such as Harvard, Stanford, Massachusetts Institute of Technology (MIT), Cambridge, and Oxford, and companies like Google, Microsoft and IBM.

A bit of creativity never hurts, especially when it comes to solving health problems in developing countries.

Instead of the usual donated medicines and health equipment, some experts are inventing new products for the poor, like a solar-powered hearing aid or a motorcycle ambulance. Both inventions were showcased at an engineering conference in London.

Britain's Queen Elizabeth II has reportedly described as "creepy" a new exhibition featuring the wedding dress worn by the former Kate Middleton when she married Prince William in April.

The Alexander McQueen dress is being exhibited on a headless mannequin in the ballroom at Buckingham Palace, with the tiara and veil that the now Duchess of Cambridge wore, suspended above it.

A 12-year-old British boy wore a knee-length skirt to school in protest against a school uniform policy banning boys from donning shorts during warm weather, according to a report Wednesday.

Chris Whitehead also addressed more than 1,350 pupils at morning assembly wearing the black skirt, which boys are permitted to wear due to a loophole in the policy, the Daily Telegraph reported.