May 16 marks the 50th anniversary of the first working laser, invented at Hughes Research Laboratories in 1960. We take a look at the past, present and potential future of this groundbreaking technology
Former Hughes Aircraft Company researchers Daniel Nieuwsma and Bob Byren recall the birth of the laser and the past three decades they have spent taking the technology in new directions
So-called NOON states could find use in interferometry for precision measurements or quantum lithography to make ever tinier circuits
The grid's flow of data is supposed to improve energy delivery but must be protected from hackers' prying eyes
The new distributed computing project MoonZoo (MoonZoo.org) enlists nonscientists to generate data about the moon using newly available high-res images. Cynthia Graber reports
The new initiative matches educators and science professionals for collaborative projects
To get the most out of appliances, broken units can be either be repaired, reconditioned for donation or recycled as parts
The ubiquitous David Pogue, author of the Missing Manual series and tech columnist for The New York Times, talks with podcast host Steve Mirsky aboard a cruise ship in the Atlantic during MacMania, produced by insightcruises.com. Plus, we'll test your knowledge of some recent science in the news
The smart grid will save energy and money, but implementation may prove costly
Letters to the editor from the January 2010 issue of Scientific American
A field study tries to see how expertise can be taught to novices
One Person's Trash Is Another's Technology: Recycling or Donating Discarded Electronic Equipment Help Reduce E-Waste Pollution
70 percent of the heavy metals in U.S. landfills are from discarded electronics--even though the e-waste itself accounts for only two percent of the trash by volume
Here is what might happen if the science greats "tweeted."
The FCC calls for the opening of 500 megahertz of bandwidth for mobile, fixed and unlicensed broadband use over the next 10 years
By retrofitting a Texas telescope with a low-cost, modular instrument, researchers hope to find clues to what is driving the accelerating expansion of our universe
Lead from ancient shipwreck will line Italian neutrino experiment.
IBM experiments with a liquid cooling system that moves heat away from sensitive computer components without chillers, cutting energy costs in half
Measuring the internal states of entangled ions yields binary digits that demonstrably stem from the indeterminacy of quantum mechanics, but the process is laborious
US defence research to focus more on biology, cybersecurity and social sciences to help win conflicts.