SoT 167: Sticky Feet

Virologist Dr. Grant Hill-Cawthorne joins us to discuss Ebola. Everything you need to know about the current outbreak.
Researchers in Florida have noticed than in just fifteen years a particular species of lizard has grown larger, stickier feet as an evolutionary response to an invading Cuban lizard.
In the lead up to the attempted landing of Philae on a comet in a few weeks, the Rosetta probe has taken some readings. And now we know what a comet smells like, and it's not pretty.
A man with a completely severed spinal cord can now walk again, thanks to a revolutionary surgery using stem cells taken from his nose.