Around 250 million years ago animals in the seas began to diversify with gusto. Remarkably, the evolution of minute plants known as phytoplankton probably powered that dramatic explosion
In the chemistry of life, left-handed amino acids are the rule. Why does nature make so many exceptions?
By Sarah Everts | May 13, 2013
Digital simulations have become so powerful that companies send their products through the wringer—sometimes literally—before ever building a prototype
Will 3-D printing transform conventional manufacturing?
A chain reaction of toxic proteins may help explain Alzheimer's, Parkinson's and other killers—an insight that could lead to desperately needed new treatment options
Scientists are building the next generation of atomic-scale devices
By Mihail C. Roco | May 2, 2013
The surface of Mars changes all the time. Is flowing water one of the causes?
Seven next-generation materials promise to change the way the world is made
By Steven Ashley | Apr 30, 2013
The pathogens of land animals are spreading to the oceans, threatening otters, seals, whales, coral and other sea creatures
Humans and robots will work elbow to elbow on the shop floor, but you'll be surprised by who's giving the orders
By David Bourne | Apr 24, 2013
DNA analyses find that early Homo sapiens mated with other human species and hint that such interbreeding played a key role in the triumph of our kind
Introduction to a special report on 3-D printing, nano materials, atomic machines and more
The plight of orphaned Romanian children reveals the psychic and physical scars from first years spent without a loving, responsive caregiver
As oil becomes more expensive, determining where to invest energy to get energy is increasingly important
Private spaceflights aren't just for well-heeled tourists. The nascent commercial space industry is poised to revolutionize research as well
Neurodegenerative disorders devastate the brain, but doctors hope one day to replace lost cells
To build large organs that work properly, researchers need to find a way to lace them with blood vessels
Regrowing muscles, tendons and even organs may be possible using nature's own adhesive
Stem cells may transform the way doctors treat heart failure
By Ferris Jabr | Apr 3, 2013
Once considered beyond the reach of science, insights into the love lives of these extinct giants are emerging
In Indonesia's Raja Ampat islands, local people are leading the effort to protect the world's most diverse coral reefs—and their own livelihoods—from the ravages of overfishing
How an almost massless particle has shaped the large-scale structure of the universe
Neutrinos, the strangest beasts in the particle zoo, may soon open the way to unexplored realms
All stars are born in groups but then slowly disperse into space. A new theory seeks to explain how these groups form and fall apart or, in rare cases, persist for hundreds of millions of years
Deadline: Aug 31 2013
Reward: $100,000 USD
The Geoffrey Beene Foundation Alzheimer’s Initiative (GBFAI) is launching the 2013 Geoffrey Beene Global NeuroDiscovery Challenge whose
Deadline: Jul 15 2013
Reward: $5,000 USD
SciBX: Science-Business eXchange, a joint publication from the makers
YES! Send me a free issue of Scientific American with no obligation to continue the subscription. If I like it, I will be billed for the one-year subscription.
Save 66% off the cover price and get a free gift!
Learn More >>X