
Fight in White Space
Could future wireless devices destroy HDTV broadcasts?
Larry Greenemeier is the associate editor of technology for Scientific American, covering a variety of tech-related topics, including biotech, computers, military tech, nanotech and robots. Follow Larry Greenemeier on Twitter @lggreenemeier Credit: Nick Higgins
Could future wireless devices destroy HDTV broadcasts?
A company uses tooth enamel substance to make potentially safer, more effective heart stents
New spray-on explosives detector; Next-gen insect repellents; Salty water on Mars; and more...
Geneticist Francis Collins moves on after mapping the human genome and seeing a pet project—legislation barring genetic discrimination—become law
Water wind farms; Sleepy brains experience "power failure"; and more...
Biotechs have high hopes that a bacterium that causes food poisoning can boost the body's immune system as well as be enlisted to build vaccines against deadly diseases
New research shows that long, needle-thin carbon nanotubes could lead to lung cancer
Scientific American observes the 100th anniversary of a competition that would bring manned flight to the masses, spawn the aviation industry, and forever change the way we live and travel...
Protein-folding video game and more
The Interior Department lists the polar bear as a "threatened" species--one at risk of becoming endangered--due to dangerous declines in their sea ice habitat
A biotech company is developing polymers and medicines that attack microorganisms
Company debuts ethanol home refinery system to offer consumers an alternative to gasoline
Dust devils greet Mars lander; Carbon nanotubes measure spiciness; Autism linked to schizophrenia ... and more
Researchers boost the performance of nanomachines, bringing them a step closer to medical and industrial uses
Japan's capital was hit Thursday morning by a nearby 6.8-magnitude earthquake that injured two and left some 2,100 residents in the dark
Updated from a May 5 blog entry Chinese health-care officials are scrambling to contain the outbreak of a contagious and sometimes deadly intestinal virus--known as Enterovirus 71 (EV71)--that has already claimed the lives of at least 28 children and is likely to continue spreading...
A long-dormant South American volcano's awakening is the latest example of the planet letting off a little steam (not to mention ash, lava and smoke)
Conceptual "tipper" truck adds efficiency to construction sites that today's dump trucks cannot match
An exoskeleton robotic suit may help workers lift heavy loads and patients move damaged and prosthetic limbs
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