During WW2 the Nazis abducted blonde blue-eyed children to build an Aryan master race
Hitler's stolen children
Walking the Great Wall of China
Three friends set off on an epic trek along the Great Wall of China in May 1984
The asteroid that killed the dinosaurs
The Chicxulub impact crater was discovered in 1978.
Fighting Uganda's anti-gay laws
When MPs tried to toughen the laws against homosexuality, LGBT activists took a stand.
How environmental campaign group Greenpeace was formed
The story of how environmental campaign group Greenpeace was formed
The Acid Survivors Foundation
The Bangladesh charity dedicated to treating the survivors of acid attacks.
The death of Jawaharlal Nehru
The man who led India to independence died on May 27th 1964
Bokassa's massacre of the children
How protests by young people led to Jean-Bédel Bokassa's fall from power in C.A.R
Tiananmen Square escape
Dan Wang was the most wanted student leader after the Tiananmen Square crackdown in 1989.
Behind the scenes on Sesame Street
The inside story of one of the most popular children's TV shows ever made
Six Degrees - the first online social network
Andrew Weinreich founded the first online social network in 1997.
Vikings in York
Archaeologists uncovered perfectly preserved domestic Viking life in York in the 1970s
Eyewitness accounts of the Allied landings in Normandy during WW2 on 6 June 1944.
The Little Prince
The mystery surrounding the death of the author of the world famous children's tale
How the BBC reported the Allied invasion of Nazi-occupied France, 6 June 1944
The Gurkha soldiers fight for equality
A Nepalese regiment of the British army won the right to settle in Britain in 2009.
The end of the war in Kosovo
Hundreds of thousands of Kosovans fled when NATO began bombing former Yugoslavia in 1999
The first anti-psychotic drug
How a 1950s drug helped revolutionise the treatment of mental illness
Wrapping the Reichstag
How a huge public art project entranced post-Cold War Berlin
How America 'lost' China
How an American war hero was sent to stop China becoming communist and failed.
The first gay marriage in the USA
One gay couple in Minneapolis had a same-sex wedding back in the 1970's
The death of Neda Soltan
How a young woman became a symbol of anti-government protest in Iran
Executioners, Egypt and The Family Home
Susan Morrison finds out about The Family Home and goes on the trail of two executioners.
Pete Wilson explores the characters and communities that make Gloucestershire great.
Roy looks ahead to BBC Cardiff Singer Of The World with Beverley Humphreys.
Màiri Mhoireasdan à Geocrab sna Hearadh a' fuireach am Montreal, 1970
Màiri Mhoireasdan ann an còmhradh ri Fred MacAmhlaigh am Montreal ann an 1970.
The Conquering Engines
Prof David Hendy explores how the sounds of nature gave way to the industrial revolution.