Life Brain imaging spots our abstract choices before we do When it comes to making decisions, it seems that the conscious mind is the last to know. We already had evidence that it is possible to detect brain activity associated with movement before someone is aware of making a decision to move. Work presented this week at the British Neuroscience Association (BNA) conference in London … 51¶¯Âþ
Life Why teenagers really do need an extra hour in bed Schools and wider society must wake up to the distinct sleep needs of adolescents Opinion
Space Underground bug eyes ready to hunt missing matter (Image: Enrico Sacchetti ) NESTLED deep under an Italian mountain range, the bug-eyed light detectors point inwards, poised to join the global hunt for the universe's missing matter. Observations of how stars and galaxies move show that about 80 per cent of the matter in our cosmos is invisible. This dark matter doesn't glow and, … Regulars
Space Space oddity: Putting quantum weirdness into orbit What happens when our two greatest theories of reality meet? Soon quantum theory and relativity could be slugging it out above our heads Features
Enigma Number 1745 Cutting cubes I have before me a number of solid cubes. I make a single straight cut through each of them, avoiding cutting through any of the vertices. The resulting solids have between them the same number of even-sided faces as odd-sided faces. The number of cubes I started with is the minimum compatible with … Regulars
Feedback: Monarchy set for interplanetary travel? Monarchy set for interplanetary travel? THE UK's royal family must be stepping up its campaign to present a modern image. On 5 April, the day after Elizabeth Windsor (bless 'er) received a British Academy of Film and Television Arts award following her appearance in last year's Olympic opening ceremony, the front page of the BBC … Regulars