Season 6, Episode 8
What is behind our special relationship with dogs? Liz compares dogs to wolves to see the effects of domestication, and Philippa Forrester discovers how dogs can be good for your health.
Season 6, Episode 6
Jem dreams of flying on a homemade airplane, while Liz explores how hormones and blood sugar affect our energy and mood. Dallas asks if we really need to drink eight glasses of water a day.
Season 6, Episode 5
26 years after his first report on the issue, Howard Stableford brings us up to date on the health risks of wireless signals and Jem explores wire-free electricity.
Season 6, Episode 2
The team asks whether modern life is damaging our ears. Dallas explores how safety-conscious scientists are putting the noise back into driving and Liz learns to like the sound of being sick.
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