A fossilized pterosaur, or pterodactyl, skeleton has been found in China, preserved alongside her unhatched egg. The find sheds light on an ancient biological mystery.
The programs retrace the steps of the alchemists who, in their search for everlasting life, wound up discovering many of the elements in our modern periodic table.
Bat-lovers take note! A new study suggests that the incidence of rabies in bats is much lower than previous estimates - only one per cent. Here's my take on it.
The U.N. estimates that 53% of global fisheries are "fully exploited", and 32% are either overexploited, depleted, or recovering from depletion, and need to be urgently rebuilt.