Science On Top

Hosts: Ed Brown, Penny Dumsday, Lucas Randall. 00:00:37 The FDA has decreed that triclosan and triclocarban must be removed from all antibacterial soap products by late 2017. This is not because they're dangerous, but because they're ineffective. 00:07:38 The OSIRIS-REx spacecraft has launched "perfectly". If successful, this ambitious mission will be the first time NASA has retrieved samples of an asteroid. 00:23:37 A new study of Lucy - the bones of a human ancestor from 3.2 million years ago - suggests she may have died from falling from a tree. 00:30:22 The Juno probe in orbit around Jupiter has taken some extraordinary photographs - the first ever photos of Jupiter's polar regions.   This episode may contain traces of astrophysicist Neil deGrasse Tyson describing a Tim Tam Slam.