SPACE
Milky Way鈥檚 dark matter is turned on its side See how the halo of dark matter around our galaxy may be shaped like a squashed beach ball. It鈥檚 also twisted relative to the galactic plane 鈥� but why it鈥檚 like this is a mystery
ZOOLOGGER
The many personalities of Siamese fighting fish The first of our weekly profiles of extraordinary animals presents a beast so aggressive it will attack its own reflection
CULTURELAB
How is the internet changing the way you think? For its annual question, the Edge website this year asks whether the internet has formed a sort of collective consciousness. We round up the responses
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MUSIC
Songs in the key of life Why do tunes in a major key sound cheerful, while minor keys sound gloomy? The answer may lie in the way the pattern of tones mirrors human speech
TECHNOLOGY
Quantum computer takes on chemistry Conventional computers struggle to model the complex interactions of atoms in a chemical reaction. But a quantum computer might be ideal for the job 鈥� and one has already taken the first step by simulating the behaviour of a hydrogen molecule
BLOG
Neanderthals were metrosexuals Evidence that Neanderthals used jewellery and cosmetics provides another blow to the idea that they were too dim-witted to compete with modern humans
GALLERY
Gadgets galore A host of new ideas were unveiled at CES, the world鈥檚 largest consumer electronics meeting. See our selection, which takes in transparent laptop screens, robot seal pups and much more