Discovery Science Sunday

The Nasa tapes that recorded the Apollo 11 moon landing are missing, and experts examine whether their disappearance is part of a cover-up

Some think the waving US flag on the moon proves that Nasa faked the lunar landing, and experts' quest for the truth leads to some of Hollywood's biggest names

Declassified files detail how three cosmonauts died in mysterious circumstances while re-entering Earth's atmosphere. Plus, a Nasa rover discovers clues that help solve a murder

Declassified files illustrate how two astronauts trapped in the vacuum of space faced an agonising death. Plus, close-up images of Pluto reveal a distinctly alien landscape

The production of 99 per cent of America's raisins in California's San Joaquin Valley. Plus, the manufacture of the world's oldest type of paper

How do they use ancient techniques and modern technology to produce thousands of tonnes of barbecue charcoal? How do they cook up Japan's soba noodles?

How do they grow America's only freshwater pearls in Tennessee? Plus, a look at how the world's sharpest knives are forged

How ugly root vegetables are transformed into sweet sugar. Plus, the manufacture of feather dusters and party balloons