Nature & Science News

Ring may be giant 'impact crater' - Deforestation has revealed what could be a giant impact crater in Central Africa, according to Italian scientists.

Ancient eggshell yields its DNA - The eggshells of long-dead and extinct species are a particularly good source to find preserved DNA, researchers say.

Nanotech 'fuse' for novel battery - A never-before-seen reaction in nanotubes could make for batteries that pack a mighty punch, say researchers.

Third of EU emissions 'imported' - Research shows some EU countries "import" about a third of their carbon emissions from developing countries.

Superweed predator to be released - A plant-eating predator that preys on aggressive superweed Japanese knotweed is to be given a trial release in England.

Skynet satellite system extended - Skynet 5, the UK's single biggest space project, is to get a fourth satellite to up the bandwidth available to British forces.

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The Flashlight

If you're not going to be gone long, then just carry a small flashlight (torch) that's not too heavy and doesn't occupy a lot of space in your pack. Halogen bulbs are known to be extra bright.

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