Annie Ain

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The buzz on caffeine in coffee: A genetic quirk

Scientists have woken up and smelled the coffee — and analyzed its DNA.<p>They found that what we love about coffee — the caffeine — is a genetic quirk, not related to the caffeine in chocolate or tea.<p>"It's an accident that has been frozen in place very likely by the influence of natural selection," …

A Prosthetic Leg That Plugs Directly Into The Skeleton

Flesh and titanium merge via a design inspired by deer antlers.<p>There are a lot of fancy, high-tech prosthetics out there. Some can read electrical signals from the nerves and muscles of the remaining tissue, while others even interface with the brain to read a person’s intentions when she, say, …

University College London

Wild teenage behaviour linked to rapid cognitive change in the brain

Scientific studies suggest that differences in the prefrontal cortex could account for the impulsive actions of young people<p>Teenagers can do the craziest things. They drive at high speeds. They stand around outside loud parties and smoke weed in front of the cops. They guzzle liquor. They insult …

The secret to acing exams

In tests that offer a choice of answers, you can exploit hidden patterns to get full marks if you know how, says William Poundstone.<p>Our fates in school and beyond are decided by pop quizzes, final exams, drivers’ exams, and professional exams. Many are true-or-false, or multiple-choice. If you get …

Mathematics

App knows if alcohol tremors are real or fake - Futurity

A new app shows promise in predicting whether alcoholic tremors are real or fake.

Alcohol