Arwen Cross reports on how climate change is leading to Grizzly bear and Polar bear hybrids,
Ian Woolf reports on how stem cells from fat is being sold to treat osteoarthritis,
Julie-Anne Popple reports on a carnivorous plant with tentacles that catapult insects,
Ian Woolf reports on using mobile phone to track traffic congestion, and you.
Presented and produced by
Ian Woolf
