Fear not — help is at hand. For the GOCE satellite views Earth's gravity in high definition.
What's blue and white, squiggly, and suddenly appears in the sky?
If you know the answer, pop it on a postcard and send it to the people of Norway, where this mysterious light display baffled residents recently.
In a bid to read human DNA easily, quickly and cheaply, scientists are pioneering a technique of drilling nano-sized holes, 100,000 times narrower than a human hair, in computer-like chips and passing DNA strands through them. It could lead to a revolutionary new era of 'personalised' medical treatment.
Ever wonder why you get viruses and junk mail? Are you sick of it? A US computer expert explains how you could be part of the problem — and what to do about it
Three scientists who 'corralled light' to transform our communications systems share this year's Nobel Prize for Physics
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An innovative UK launcher concept is to get 1m euros (£900,000) of investment from the European Space Agency.