Will Dean's Ideas Factory: The electric taxi of the future… from

It might take a brave passenger to ask a cabbie their thoughts on driverless taxi cars. Can a robot ever compete with a black-cab driver's knowledge of The Knowledge? Perhaps. But the idea of futuristic taxis is something that precedes not just the 21st century, but the 20th too, as a new exhibition at London's Science Museum called Climate Changing Stories explains.

Bear Grylls leaves Discovery Channel

Intrepid TV adventurer and Chief Scout Bear Grylls has left the Discovery Channel after a row over "new programming", his publicist said today.

More headlines

George Band: Member of the triumphant 1953 Everest expedition and

With the death of George Band, the "family" of British mountaineers who forged close bonds in the 1950s, notably on the crowning 1953 Everest expedition, suddenly seems much depleted. Band was the youngest of the climbers taken to Everest by Colonel John Hunt, and though Hunt, Tenzing Norgay and Edmund Hillary died some years ago, Band tirelessly kept the Everesters' show on the road at anniversary galas, lectures and through charitable work.