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The Hindu : Health : Breakthrough: sensors that can convert thoughts into speech - The Hindu: Mobile EditionA mind reading machine has edged closer to reality after scientists found a way of converting thoughts into words. Researchers were able to render brain signals into speech for the first time, relying on sensors attached to the brain surface.
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(CBS) - Want to watch a cool video and learn something today at the same time?
Next: What comes out Up: The Rubber Bag Previous: What goes in ``What you burn'' is the number of calories your body uses to provide the energy for everything you do, from heartbeats and breathing to running a marathon. The daily calorie requirement varies quite a bit from person to person depending on size, shape, basic metabolic rate, and degree of physical activity.
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By Glenn Elert Posted 01.08.08 NOVA At roughly minus 460°F, absolute zero is abysmally cold, yet at least we can imagine it.
The video clips below were filmed with a special high-speed camera . The super slow-motion playback lets you visualize effects
Image via YouTube video An ingenious invention by an engineer in Brazil has made an enormous difference in his town. Simply placing a bottle of water in a hole in the ceiling can light up a room with the same brightness as a 50-watt light bulb!
The above map of the world, drawn by Facebook data structuring intern using connections between 10 million Facebook friends ( full-size link ), is interesting enough in itself until you realize that all of the country borders are entirely drawn using Facebook friend connections too.
Despite its incredibly low density, aerogel is one of the most powerful materials on the planet.
We knew anatomy could be gorgeous , but this is beyond anything else we’ve ever seen, and it’s guaranteed to be something you haven’t seen, being the first 3D image of a brain’s connections . Van Wedeen, a Harvard radiology professor, is awestruck: “We’ve never really seen the brain – it’s been hiding in plain sight.” Conventional scanning has offered us a crude glimpse, but scientists such as Wedeen aim to produce the first ever three-dimensional map of all its neurons.
1, aircraft radial engine
World's smallest silicon mechanical devices are made at Cornell Smallest guitar, about the size of a human blood cell, illustrates new technology for nano-sized electromechanical devices
In the 1860’s, the British and French first began thinking about building a 30-plus mile tunnel under the English Channel to connect their two countries. The engineering companies estimated that it would cost over $10 million (U.S.) to complete– not a small piece of change 150 years ago.
MRI scans of boys' and girls' brains aged 10 and 13 show that activity in a part of the pre-frontal cortex tasked with deciding whether or not to take risks, called the ventral striatum, increases significantly.