Science Drug that grew extra teeth in mice enters first human trial Ellsworth Toohey

Science These fish know when you are staring at their kids and they don't like it Gail Sherman

Science Japan's "genius" chimpanzee Ai has died at 49 Ellsworth Toohey

tourons American gets stuck in giant German vagina, rescued by 22 baffled firefighters Jason Weisberger

Science Male proboscis monkeys show off their "large fleshy noses" Jennifer Sandlin

Space First "artisanal" satellite made from wood launched into space Allan Rose Hill

healthcare Biotech startup developing drug to grow more teeth Rob Beschizza

Science Backyard astronomer captures astonishing video of huge fireball whacking into Jupiter (video) David Pescovitz

optical illusions There are no red pixels in this image of a Coca-Cola can Mark Frauenfelder

archaeology This man was killed by a shark attack 3,000 years ago David Pescovitz

A satellite made out of wood Clive Thompson

religion Japan's robot deity delivers Buddha's teaching David Pescovitz

Games Chimpanzees learn to play rock-paper-scissors David Pescovitz

bacteria Scientists discover bacteria that eats waste plastic David Pescovitz

Delightful Creatures Dogs do not like people who snub their owners Mark Frauenfelder