Twin-engine drones are being tested by the British Antarctic Survey to carry out research into global warming and marine ecosystems. Heightened avalanche risk from skiers & snowmobile adventurers. Obesity & rooting teeth alert for child health decline.
Also in this episode:
- Mercury looks like ‘disco ball’ in new Nasa pics
- Sponge test for oesophageal cancer diagnosis
- ‘Magnetic anomaly’ found under New Zealand lake
- Nuke test ‘chemically fingerprints’ gin to beat fraud
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