Heather considers the struggle to build our knowledge of our own galaxy, the Milky Way.
The Milky Way
Heather Couper traces our understanding of nebulae, island universes outside our galaxy.
Einstein's Biggest Blunder
How did the discovery that the universe is expanding impact upon Einstein's theories?
How the Universe Began
The Big Bang theory of how the universe began and what its opponents think.
Broadcasts from the Cosmos
How finding radio waves in space led to the discovery of the pulsar.
Squashed Stars and Black Holes
Heather Couper considers how the concept of black holes gained credence in astronomy.
A Violent Universe
Heather Couper looks at the discovery of quasars - huge black holes a long way from Earth.
The Dark Side of the Cosmos
Heather Couper looks at the search for dark matter. What we see is only a fraction of it.
Design or Accident - Why Me?
Heather Couper looks at arguments over the laws of physics and the universe's creation.
A Star Is Born
Heather Couper looks at William Herschel's discovery of infrared radiation in 1800.
The Life and Death of Stars
Heather Couper looks at research that shows stars are like controlled nuclear explosions.
A Plethora of Planets
How the use of infrared telescopes increased our understanding of distant planets.
The work by contemporary astronomers to find other planets like Earth in the universe.
Are We Alone?
Heather Couper considers the prospects of life being found elsewhere in the solar system.
The Soviet Union
War and the Soviet economy from 1920 – 1940
Christian Carlisle takes an in depth look at the rich musical heritage of the region.
The death of Brazil's Getulio Vargas
How the influential Brazilian leader took his own life rather than submit to the military
War and the French Economy from 1920 – 1940.
Capgras: the 'Illusion of Doubles'
Clincial psychologist Daniel Freeman explores cases of delusion.