How do you build unmanned vehicles that can withstand extreme temperatures, pressures and terrains?

Four former buskers reveal the inspiration for their breakout pop hit.

Paddy McGuinness and Freddie Flintoff on screen tests and being subtitled.

Javier Darroux Mijalchuk's parents were abducted in 1977, during Argentina's military dictatorship.

Li Ying's brilliant volley earns China victory over debutants South Africa, who face elimination from the Women's World Cup.

Saudi officials said five drones, launched by Yemeni rebels, were intercepted at Abha airport.

Iran strongly denies a US allegation that it was behind attacks on tankers in the Gulf of Oman.

The Toronto Raptors beat defending champions the Golden State Warriors in the sixth NBA Finals game to win their first title.

New head coach Jonathan Woodgate wants to get Middlesbrough fans "on the edge of their seat" with "attacking, exciting football".

Anne Hamilton-Byrne's cult was accused of imprisoning and brainwashing children in the 1970s and 80s.

The health secretary declines to back any of the remaining six candidates in the race to succeed Theresa May.

Drake's trolling, a viral video featuring Beyonce and a shoving match that got a team's part-owner banned - Toronto Raptors' NBA Finals triumph was full of sub-plots.

An atmospheric picture of figures in a frosty west Greenland village has taken first prize.

They say a more thorough investigation is needed into the crisis that left 12 dead in Michigan.

Chris Woakes' inswinging delivery bowls Evin Lewis for two in the World Cup group game between England and West Indies at Southampton.

Edith González, who spent decades in Mexican TV, film and theatre, had been diagnosed with cancer.

Prison looms if Ornella Muti does not pay damages for calling in sick to attend a Russian event.

West Indies opener Chris Gayle is caught up England's Jonny Bairstow to be dismissed for 36 in the World Cup group game at Southampton.

Australia fought back to beat Brazil in a thrilling game on Thursday, so what do England and Scotland have in store for day eight?

Britain's Chris Froome is facing "at least six months" away from cycling, according to the surgeon who operated on him after his crash.

The city of Toronto erupted in celebration after its basketball team, the Raptors, won America's NBA.