Chemically driven micro- and nanomotors
At least since the movie "The Fantastic Voyage" in 1966, in which a submarine is shrunk down and injected into the blood stream of a human, people have been toying with the idea of sending tiny "micromachines" ...
Physicists create tabletop antimatter 'gun'
Researchers build Quad HD TV chip
It took only a few years for high-definition televisions to make the transition from high-priced novelty to ubiquitous commodity—and they now seem to be heading for obsolescence just as quickly. At the ...
Curiosity rover finds conditions once suited for ancient life on Mars
(Phys.org) —An analysis of a rock sample collected by NASA's Curiosity rover shows ancient Mars could have supported living microbes.
Scientists understand how E. coli clone has become globally distributed
Scientists have for the first time come closer to understanding how a clone of E. coli, described as the most important of its kind to cause human infections, has spread across the world in a very short time. ...
Chasing the black holes of the ocean
According to researchers from ETH Zurich and the University of Miami, some of the largest ocean eddies on Earth are mathematically equivalent to the mysterious black holes of space. These eddies are so tightly ...
Gift Guide: Small, smart stocking techie stuffers
If you were naughty this year, you might end up with something big and boring, like a vacuum cleaner. If you were good, you might ask for one of these little high-tech gems instead.
Starting fire with water
When firefighters want to extinguish a blaze, they often douse it with water. Astronauts on board the ISS, however, are experimenting with a form of water that does the opposite. Instead of stopping fire, ...
Billions of kg of CO2 could be saved by scrapping DVDs, research suggests
A trip down to the local DVD store has slowly become a thing of the past thanks to the rise of video streaming services, which allow viewers to indulge in back-to-back episodes of hit TV series like House ...
Climate scientist proposes extremely cold 2014 winter link to global warming
Greenland implicated further in sea-level rise
An international team of scientists has discovered that the last remaining stable portion of the Greenland ice sheet is stable no more.
Tree rings reveal nightmare droughts in the West
If you think the 1930s drought that caused The Dust Bowl was rough, new research looking at tree rings in the Rocky Mountains has news for you: Things can get much worse in the West.
'Data smashing' could unshackle automated discovery
(Phys.org) —A little-known secret in data mining is that simply feeding raw data into a data analysis algorithm is unlikely to produce meaningful results, say the authors of a new Cornell study.
How the ice ages ended
A study of sediment cores collected from the deep ocean supports a new explanation for how glacier melting at the end of the ice ages led to the release of carbon dioxide from the ocean.