Smart Alarm Clock Knows When to Wake You

By Nick Farrell

Here is news of an alarm clock which works out when it is best to wake you up. Notice it doesn’t tell you when you need to wake up; instead it reads your brainwaves and work out when is the best time for you. The gadget, SleepSmart, works on the principle that you have a regular sleep pattern of 90 minutes going from lighter to deeper states. A prototype has been finished by the students at Brown University, Rhode Island, who have formed a company to promote their invention. It is not clear when it will be in the shops.

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