BBC World Service - Discovery

Saving the Ganges River Dolphin

On the Brahmaputra, counting and saving the Ganges River Dolphin.

Nasa's Curiosity robot lands on Mars – the search for extraterrestrial life steps up.

Gareth Mitchell meets the engineers who are designing flying cars and green aircraft.

Gareth Mitchell meets the engineers who will transform the way we fly around the world.

Prof Andrea Sella reports on the race to better nature at harnessing the sun's energy.

Vivienne Parry meets scientists hoping to create artificial blood.

Geoff Watts explores new techniques in gene therapy for cystic fibrosis

Mathematician and code-breaker Alan Turing, and his role in the invention of the computer.

Mathematician and code-breaker Alan Turing, and his role in the invention of the computer

Suppressed research into how bird flu could become more infectious has now been released.