Technology 'Superman' vision penetrates opaque glass No longer an obstacle It's not quite X-ray vision, but a way has been found to transmit simple images through opaque objects using ordinary light – and physicists have used the method to project an image through glass covered in thick paint. Some things we consider opaque – "not able to be seen through", in … News
In conversation with 'vegetative' patients IT TOOK Jean-Dominique Bauby hundreds of thousands of blinks to dictate his book about how a stroke had left him paralysed yet still aware. Now comes the remarkable news that neuroscientists have communicated with a man presumed to be in a vegetative state, by studying the activity in his brain with functional magnetic resonance imaging, … Opinion
Earth First breath: Earth's billion-year struggle for oxygen The complex story of oxygen's rise OXYGEN is life. That's true not just for us: all animals and plants need oxygen to unleash the energy they scavenge from their environment. Take away oxygen and organisms cannot produce enough energy to support an active lifestyle, or even make them worth eating. Predation, an essential driver of … Features
Enigma Number 1581 Daley's Gold In July 2009, 16 months after winning the individual diving gold medal from the 10-metre platform board at the European Championships at the age of 13, Thomas Daley won the gold medal at the World Championships. So it is fitting that I can offer this puzzle: In this subtraction, digits have been consistently … Regulars
Keeping the cats in the loop Keeping the cats in the loop OUR colleague Jim Giles subscribes to Google Voice, the Google service which, among other things, transcribes incoming telephone messages and sends them to you as an email. Jim forwards on to Feedback a transcript of a call from the owners of the apartment he rents in London. The message … Regulars