PRE-HISTORIC SCIENCE - Is there a connection between hot weather and violence? And, were our ancestors really as warlike as we make them out to be? Also, did ancient Egyptians jewelry have extraterrestrial origins? And, were spices part of ancient European cuisine?
WHALES, APES & BIRDS - Chimps don't share our sense of justice. What gibbons on helium can tell us about opera singers. Deciphering the peacock's hidden message. What an endangered whale has in common with songbirds. Also: Did a Central American rodent save a tree species from extinction?
PSYCHOLOGY OF CONSUMPTION - Why planning a lifestyle change often backfires, why buying larger quantities doesn't always mean a better deal, and the relationship between speed of consumption and satisfaction, Also: did hunter-gatherers really use more calories than people living today? And an unmanned aircraft maps an archaeological site in Peru in record time.
EVOLUTION & EXTINCTION - What really happened to Australia's missing megafauna, how carnivores lost their sweet tooth, why lovelorn fruit flies resort to alcohol, strategic miscarriages in monkeys, and a new frog species is discovered in plain sight.