The ability to detect threatening snakes may have shaped the visual system of our primate ancestors, a new study says.

Gas prices are up, fuel economy is down—but the brightest minds in auto technology are about to do something about it. The Aptera concept car uses a low-weight, low-drag approach to increasing fuel economy. The goal: 330 mpg for under $20,000 within two years.

A neutron star has been clocked travelling at more than 1500 kilometres per second. It joins the ranks of other fast moving neutron stars, deepening the puzzle over how these dense stellar corpses are accelerated to such astonishing velocities.

Antarctica weather 'hindcast' could spell bad news for sea-level rise as as snowfall levels are less than those predicted by climate models.

The idea of offsetting carbon emissions is sound in theory, if not yet in practice.

MIT is spearheading an ambitious effort to develop a raft of green technologies, including laptop-powered hybrids and plasma-charged turbo engines.

People in the United States are much less likely to accept Darwin's idea that humans evolved from apes than adults in other Western nations, a number of surveys show.

Experts turn to old notebooks and photos to press home global warming message.

Should medical researchers be allowed to create human-animal hybrids to investigate disease? No, says an ethics think tank that advises the Scottish Parliament. Yes, says Ian Wilmut of the University of Edinburgh, creator of Dolly the cloned sheep.