You’re in a crowded restaurant. You can’t make out what your companion is saying. So your eyes start to drift to your dining companions' lips, to make out what they're saying over the din. That’s because when speech is hard to hear, lip-reading provides extra clues for comprehension. It turns out we all learn this skill as infants. And bilingual infants do it the more than others.
The last time Comet Lovejoy was visible in the night sky was 8,000 years ago. Now it's back and visible from the Northern Hemisphere in the coming weeks, and binoculars or a telescope can give you a glowing view of the visitor.
We all know about the so-called ‘Great Firewall of China,” the half-joking term for the barrier set up to prevent Western media from being consumed in China. And most of us assume there is a great deal of additional censorship with China itself. But until Gary King of Harvard University found a way to peer directly at the inner workings of Chinese censorship, no one knew exactly how it was done or what the Chinese were most serious about censoring.