BBC World Service - Discovery

What If... We could stay young forever? 3/3

Peter Bowes concludes his exploration of the drive to live longer by looking at diet.

Peter Bowes asks if exercise and lifestyle changes hold the key to staying young.

Peter Bowes explores how science and lifestyle could hold the promise to staying young.

Dr Andrew Holding meets some of the people straddling the line between man and machine.

Life’s many paths to being female or male: in humans, komodo dragons and transexual fish

How did sex begin and why do some many species keep doing it?

Frolicking fossils and suggestive theories - the evolutionary history of sex

What is quantum biology and why is it important?

Adam Rutherford reports on the recent discovery that much of our DNA is not useless junk.

2012 Nobel Prize winner, John Gurdon, on cloning a frog decades before Dolly the Sheep