Physicists crack the structure of HIV's protein coat, genes from forgotten plants reborn to breed crops able to deal with climate change and cultural influence on human genetics.
Malaria being defeated by cities, a green cityscape to cool buildings, and the fate of ancient Mesopotamian cities - with parallels in modern day Syria.
Stem cells for human therapeutic cloning developed after years of research. NASAs Kepler telescope breaks down and The Coldrush - nations look to exploit Arctic resources.
A new strain of bird flu has emerged, we look at its effects in humans; Feeding the world; how to increase nutrient content in plants; The dangers of space junk
It is sixty years since the publication of the double helix structure of DNA, we look at the impact of this discovery - how it has shaped biological science ever since
Why Iran has earthquakes so often; The effect of nuclear fallout in Japan two years after the leaks from the Fukushima nuclear power station; Stopping fish becoming extinct
A new Foot and Mouth vaccine; The growing threat of chemical weapons falling into the wrong hands; Why extinct animals may someday roam the earth once again
Africa contributes very little to knowledge creation at the moment. A panel of scientists discuss how science can grow on the continent with Gareth Mitchell and Alan Kasujja.