Pick of the day
The Future Is Wild: Ice World
In this series, scientists speculate about how the world would look if people ceased to to exist. In the first episode, Europe is a barren, frozen wilderness, with sabre-toothed predators preying on giant rodents. The Mediterranean has evaporated, but contains strange lizards called cryptiles (above). And the Amazon rainforest has turned into a vast grass prairie.
100 Years Of Flight: 21st Century Flight
Aviation has come a long way since the Wright Brothers launched the Kitty Hawk 100 years ago this month. Discovery channel celebrates with a week of programming, starting with tonight's Extreme Machines: 21st Century Flight, which looks at the future of air travel.