Adam Rutherford reports on the recent discovery that much of our DNA is not useless junk.
The contemporaneous attempt to preserve the memory of life in the Warsaw Ghetto
Chicken farming dates back 10,000 years and produces 50 billion chickens to eat each year.
The Akorino are a conservative, Christian sect from Kenya. Wairimu Gitahi finds out more.
Monday 28 January 2013