It's no secret cigarettes can yellow your teeth. But tobacco smoke has another, unseen effect. It can wipe out the healthy bacteria in your mouth, leaving the field open for pathogenic bugs--like the kind that cause gum disease
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Feed SubscriptionAlex the Parrot’s Posthumous Paper Shows His Mathematical Genius
From Nature magazine [More]
Read More »Staph Turns into Drug-Resistant Superbug on Farms
Image courtesy of iStockphoto/vladacanon Scary antibiotic-resistant infections aren’t just lurking in the hospital anymore. They’re in gyms, at the beach , and increasingly, on the farm. [More]
Read More »Transistor Shrunk Down to Scale of Single Phosphorus Atom
Scanning tunnelling microscope image of a silicon surface lithographically prepared for two electrodes and a single transistor atom in the center. Credit: ARC Centre for Quantum Computation and Communication, at UNSW The shift from fragile, bulky vacuum tubes to solid-state transistors paved the way for the information age. And the steady downsizing of transistors has made the devices of the information age ubiquitous, thanks to processors that become smaller, cheaper and faster with each passing year.
Read More »Research on Highly Contagious Avian Flu Now Likely to Be Published in a Few Months
By Declan Butler of Nature magazine After weeks of debate, two controversial papers describing forms of the H5N1 avian influenza virus capable of transmitting between mammals should be published in full. [More]
Read More »Wild Flower Blooms Again After 30,000 Years on Ice
By Sharon Levy of Nature magazine During the Ice Age, Earth's northern reaches were covered by chilly, arid grasslands roamed by mammoths, woolly rhinoceros and long-horned bison.
Read More »Project FeederWatch
A monitoring program for more than 100 bird species that winter in North America [More]
Read More »Guest Post: End Oil Subsidies? The $4 Billion Question
By now, you have probably heard the call by democrats and environmentalists to end the $4 billion in subsidies for big oil.
Read More »How Did Human Brains Get to Be so Big?
New research points to an ancient energy tradeoff that meant more fuel for brains, and less fuel for muscles. Human brain [More]
Read More »Wasting Away: Can a Gates Foundation-Funded Toilet-Design Initiative End a Foul Practice in the Developing World?
Chances are that if you are reading this, you have a private flush toilet a few steps from your bed. Your commode is more reliable than your mobile connection, and likely will outlast all of your home appliances. Yet huge tracts of the developing world have yet to see so much as a latrine, a situation that facilitates the spread of debilitating or even deadly diarrheal diseases .
Read More »Squid Can Fly to Save Energy
Squid can save energy by flying rather than swimming, according to calculations based on high-speed photography. [More]
Read More »Mexico and U.S. Sign Cross-Border Deep Water Oil Deal
By Andrew Quinn LOS CABOS, Mexico (Reuters) - Mexico and the United States signed an agreement on Monday to help U.S.
Read More »Warmer Planet Could Be Dominated by Mosquitoes, Tics, Rodents and Jellyfish
Imagine a planet where jellyfish rule the seas, giant rodents roam the mountains and swarms of insects blur everything in sight. It may sound far-fetched, but enough global warming is likely to change the distribution of wildlife on Earth. While species that are under threat, such as the polar bear , seem to get all the attention, others are beginning to thrive like never before.
Read More »Live from Vancouver: Dispatches from the Annual Meeting of the American Association for the Advancement of Science
Fermilab Set to Reveal “Interesting” Higgs Boson Results [More]
Read More »John Glenn Orbited 50 Years Ago Today
“This is Friendship 7 . Have beautiful view of the African Coast.” [More]
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