11/30 Heather Couper on Galileo's idea to systematically record his telescope observations.
Gareth Malone explores how man developed the ability to sing and how this evolved.
10/30 Tycho Brahe realised that the heavens change, but that a planet's orbit could be predicted
9/30 Copernicus had the crazy idea that the Earth was not at the centre of the universe.
Melvyn Bragg and his guests discuss the Indian ruler Ashoka the Great.
8/30 Heather Couper considers the Islamic scholar, poet and mathematician Omar Khayyam.
2/2 Horatio Clare explores infantry soldiers' relationship with the Brecon Beacons.
7/30 Ptolomy wrote 13 volumes listing over 1000 stars and 48 constellations around AD150.
Tom Holland returns with a new series of the programme with a passion for the past.
6/30 Greek philosopher Thales thought natural forces caused natural disasters, not acts of gods
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