Scientists at the University of Groningen in The Netherlands have deciphered the structure and functional mechanism of the glucansucrase enzyme that is responsible for dental plaque sticking to teeth. [abstract]
posted by T.D. Strange on Dec 5, 2010 - 30 comments

Recently, a man's sight was returned to him after losing it for 12 years. How did he do it? Surgeons drilled a hole through one of his canines, put a lens in it, and implanted the construct in his eye. [more inside]
posted by scrutiny on Jul 18, 2009 - 65 comments

The narwhal, often termed "The Unicorn of the Sea," has a really odd tusk. It's long, spiraled, and there's only one of 'em per animal. Its purpose has been disputed for ages, but at long last, it seems that the answer has been found. And it's pretty damn cool.
posted by greatgefilte on Dec 13, 2005 - 69 comments

but does it have vibrate? A prototype tooth implant which picks up digital signals from radios and mobile phones goes on show at the Science Museum in London this week.
posted by moth on Jun 20, 2002 - 14 comments