Mice with fewer insulin-signaling receptors don't live longer
Scientists studying longevity thought it might be good to lack a copy of a gene, called IGF1 receptor, that is important in insulin signaling. Previous studies showed invertebrates that lacked the copy lived longer, even ...
New butterfly species identified in Yucatan peninsula
About 160,000 species of butterflies and moths are already known, but scientists believe that a similar number still remain undiscovered. Identification and characterization of these species can be complicated by the fact ...
Public restrooms ripe with bacteria, study says
Everyone wonders what bugs might be lurking in public bathrooms. Now researchers are using novel genetic sequencing methods to answer this question, revealing a plethora of bacteria all around, from the doors and the floors ...
Obama joins Google+
Google+, the Internet search giant's rival to Facebook, has a high-profile new member: US President Barack Obama.
They call it 'guppy love': Biologists solve an evolution mystery
Guppies in the wild have evolved over at least half-a-million years long enough for the males' coloration to have changed dramatically. Yet a characteristic orange patch on male guppies has remained ...
This holiday season, the tablet goes mainstream
'Tis the season of the tablet. Despite the gloomy economy, shoppers are expected to shell out for tablet computers this December, making them about as popular as candy canes and twinkling lights.
Disney comes to YouTube
Disney films were available for rent on YouTube on Wednesday in the latest bid by the Google-owned website to transform into an online stage for the gamut of digital video content.
Coins show Herod built only part of Second Temple walls
Israeli archaeologists have uncovered ancient coins near the Western Wall in Jerusalem's Old City which challenge the assumption that all of the walls of the Second Temple were built by King Herod.
Scientists uncover new role for gene in maintaining steady weight
Against the backdrop of the growing epidemic of obesity in the United States, scientists from the Florida campus of The Scripps Research Institute have made an important new discovery regarding a specific gene that plays ...
Study finds online marketplaces overplay safeguards and ignore social aspects of transactions
As Cyber Monday approaches, a new study of e-commerce giants eBay and Amazon challenges a common assumption that trust and risk are always important considerations for buyers in online marketplaces, arguing instead that auction ...
IEA backs renewable energy
Renewable energy resources are growing very fast but countries still must be vigilant to ensure that they continue to expand, the International Energy Agency said Wednesday.
Spotify hits 2.5 million paying subscribers
Swedish online music star Spotify said Wednesday ahead of a mystery announcement next week that it has reached 2.5 million paying subscribers.
AMD struggles to reinvent itself
Sunnyvale, Calif.-based Advanced Micro Devices was hoping to profit from a bigger share of the PC chip market after its longtime nemesis, Intel, suffered a string of antitrust regulatory rebukes in recent years.
How drought-tolerant grasses came to be
If you eat bread stuffing or grain-fed turkey this Thanksgiving, give thanks to the grasses a family of plants that includes wheat, oats, corn and rice. Some grasses, such as corn and sugar cane, have ...