Was fossil Ida all hype? The 47-million-year-old skeleton is certainly beautiful but is she really a missing link? And what about the extraordinarily tight management of the scientific and popular press by Ida's media handlers? In the studio, James Randerson, Ian Sample and Nature magazine's Adam Rutherford join Alok Jha to take you through a story where the tail wagged the dog.
Major Tim Peake has been announced as Britain's first official astronaut. We're obviously very excited about that and we take you through some of the training that's in store for him and what the announcement means for the UK's space ambitions.
Plus, there's this week's Newsjam, with stories of glowing monkeys, a controversy over dinosaur's necks, laser fusion and a test of ESP using Twitter.
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