When Bill Bailey arrived in town to kick off his Limboland tour, Dr Karl and Adam Spencer sat down to have a natter, and what unfolded was quite special. During this half hour chat they zip through an extraordinary range of topics, from phantom limbs and parallel universes, to Bill's Theremini and his new obsession with standup paddle boarding. Totes worth a download...

Prof Simpson is a world-renowned biologist whose research on nutrition is changing the way we look at diets. Professor Simpson’s research into Locusts has led him to some rather interesting nutritional discoveries. Check out the work of the Charles Perkins Centre at Sydney University

A journey which weaves from Dr Karl's yak fur jumper, via his very bruised buttocks and Adam's knockout bruising hit delivered by Lleyton Hewitt. Muscle cramps are sudden, involuntary contractions that occur in various muscles, but what causes them? And, in Twitter Time this week … UFOs

What is the link between 208 and the forehead of Adam’s daughter? Are we really getting more intelligent by 3 IQ points every decade or 9 IQ points every human generation, and what is the difference between EQ and IQ? In Twitter Time this week ... are cloud shadows the same size as actual cloud

What is Triskaidekaphobia? Dr Karl asks, why do people think the number 13 is unlucky? What is confirmation bias? You’re more likely to get killed in a road accident driving to and from the shops then you are to win the lotto. Twitter Time this week … is it possible to have autonomous vehicles?

James Cameron Listens to Sleek Geeks