Desert dancing: witnessing change in Bedouin culture - EmmaLucy Cole

The extraordinary story of one of the greatest feats of arms in history, when seventh- and eighth-century warriors burst out of Arabia, established an empire and changed the world forever.

In this talk, Michael Poland will discuss some of this science, as well as the hits and misses of science communication efforts regarding Yellowstone's volcanic character.

Along a 630-mile trek of the South West Coast Path, Janey McGill planted sunflower seeds to honour the 616 soldiers severely wounded as a result of the war in Afghanistan.

The Aztec city Tenochtitlán was the largest and best-run on Earth. In Mexico John discovered that Hernán Cortés conquered not by guns and horses, but language, diplomacy, obsidian and a little steel.