Why is everyone so obsessed with protein...

Almost all matter particles have corresponding particles of antimatter: Protons have antiprotons, neutrons have antineutrons, and so on. When matter and antimatter bump into each other they destroy each other and release energy. With carefully manipulated magnetic fields, however ... Show More

Armadillos have been crawling up the southern U.S. as the climate warms, making themselves at home as far north as Kentucky and Indiana. They’re what wildlife biologists call a “signal species,” one whose presence or absence tell us something about how an ecosystem is changing.Ho ... Show More

A consortium of researchers from around the world has sequenced the genomes of 103 bat species, tracing the evolutionary origin of bats back in time. Using both genetic samples and fossil records, the researchers place the earliest bats as arising in Europe some 60 to 65 million ... Show More

Captain Jim Lovell, commander of the doomed Apollo 13 space mission to the Moon. Jim, who died this month at the age of 97, tells how he helped guide his stricken craft safely back to Earth after it suffered a near catastrophic explosion in an interview first broadcast in April 2 ... Show More

April 14, 1970. Apollo 13 is a quarter million miles from Earth, speeding towards the Moon, when a sudden explosion rocks the ship. Against all odds, the astronauts pull off one of the most remarkable survival missions in NASA history. On the 50th anniversary of this harrowing fl ... Show More

April 14, 1970. Apollo 13 is a quarter million miles from Earth, speeding towards the Moon, when a sudden explosion rocks the ship. Against all odds, the astronauts pull off one of the most remarkable survival missions in NASA history. 55 years after this harrowing flight, Apollo ... Show More

April 13th, 1970. 200,000 miles from Earth, three astronauts are approaching lunar orbit when they hear a noise. Deep in the spacecraft, a tiny wiring fault has caused an entire oxygen tank to explode. Now, it’s a race against time to save the lives of the crew of Apollo 13. It c ... Show More

On April 11th, 1970, NASA launched Apollo 13, its third manned mission to the Moon. But two days into its journey, an explosion wiped out a major source of oxygen, limiting the ship’s water and power supplies. The three astronauts onboard found themselves stranded in a crippled s ... Show More

In 1970, three American astronauts were heading to the moon when disaster struck. Astronaut Fred Haise describes what happened. Originally broadcast 14 April 2010. 

On 13 April 1970, a Moon mission almost ended in tragedy, after an explosion on board the spaceship.Fred Haise was one of the Apollo 13 astronauts. In 2010, he spoke to Richard Howells about how they managed to get back to Earth against the odds.Eye-witness accounts brought to li ... Show More

Jim Lovell, Fred Haise and Jack Swigert went through the ordeal of their lives on the Apollo 13 Mission. But the people manning Houston’s Mission Control faced their own challenges as they figured out how to bring the astronauts home safe. Former NASA Flight Director Gerry Griffi ... Show More

<p>Apollo 13 Commander Jim Lovell talks to Kevin Fong about the doomed Nasa mission, from the shocking moment of the explosion to the enormous relief of splashdown. Lovell reflects on survival, the global impact of Apollo 13, and what it meant to finally come back to Earth. He al ... Show More