More than 50 species of tree snail in the South Pacific Society Islands were wiped out following the introduction of an alien predatory snail in the 1970s, but the white-shelled Partula hyalina ...

Solving a technical challenge that has stymied science for 40 years, researchers have built a robot with an onboard computer, sensors and a motor, the whole assembly less than 1 millimeter in size — ...

For nearly half a century, the dream of microscopic robotics has felt tantalizingly close, yet perpetually out of reach. We have grown up on a diet of science fiction like Fantastic Voyage, imagining ...

IBM has been showing off what it calls the world’s smallest computer. The computer is 1mm x 1mm, smaller than a grain of fancy salt, and costs less than ten cents to manufacture. The picture shows two ...

Even if you’ve never set foot inside a physics classroom, you probably have a pretty solid grasp of the laws governing how objects move and behave. Throw a basketball against a wall and it bounces off ...