How adding touch to VR can lead to an “uncanny valley” of sensations—and what we can do about it
Inexplicable lab results may be telling us we’re on the cusp of a new scientific paradigm
We're unlikely to tear them all down, but math can help us figure out how to reduce their ecosystem impact
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Too busy to go to the doctor? Unfortunately, it's the rare one who makes house calls these days. But how about the next best thing? The Hawaii Medical Service Association (HMSA) next week is set to begin offering doctor consults via Web cam, an emerging form of telemedicine.
The center of the Milky Way galaxy is a forbidding place, dominated by what astronomers strongly suspect is a black hole four million times the mass of the sun.
Drugs currently on the market but used for other purposes helped plump mice shed pounds by upping their response to the appetite-suppressing hormone leptin, according to a new study.
President-elect Barack Obama is paging Dr. Gupta, reportedly tapping CNN's chief medical correspondent to be his surgeon general.
Obama offered Sanjay Gupta, 39, a practicing neurosurgeon who's reported on public health crises from around the world, the position sometime after a November meeting in Chicago, unidentified sources told the Washington Post .
Make fun, if you must, but it turns out that love may not fade with time, after all — and leaves a lasting impression in our brains as well as our hearts, according to a recent study.
Twitter has arrived. How do we know? It's been hacked like all the other hot social networks before it. (Read: Facebook and MySpace .) The cyber attacks say as much about the growing popularity of the "microblogging" site (messages can't be longer than 140 characters) as they do about the company's inability to secure its users' information.
Editor's note: Marine geophysicist Robin Bell is leading an expedition to Antarctica to explore a mysterious mountain range beneath the ice sheet. Following is the sixteenth of her updates on the effort as part of ScientificAmerican.com 's In-Depth Report on the "Future of the Poles."
AGAP SOUTH CAMP, ANTARCTICA—Since we first conceived this project, we have been acutely aware of the limited amount of time we would have in the field. We wanted 35 days to complete the planned program.
LONG BEACH, CALIF.—One of the unnerving aspects of astronomy as a science is how astronomers continue to argue over measurements you’d have thought they settled long ago.
More than half of teens on MySpace discuss or post images on their profiles of sex, drugs and violence, new research shows. But another study finds that reminding kids the info is public may tame the content they publish on the social-networking site.
When NASA's Spirit and Opportunity rovers touched down on Mars, they were each tapped for three-month missions exploring the Red Planet. But five years later, both are still moving, providing a bright spot at a tumultuous time for the space agency.
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