Testing Legal Highs

Published: April 24, 2013, 11 p.m.

What are legal highs, and how do scientists, doctors and law-makers keep up with new drugs entering the market? Plus, biofuels and why they cost the Earth, the cause of LED droop, a neutron star proves Einstein's theory of general relativity right, and E. coli programmed to pump out diesel. Like this podcast? Please help us by supporting the Naked Scientists