Mirror MoleculesIn the chemistry of life, left-handed amino acids are the rule. Why does nature make so many exceptions?
Assembled in CodeDigital simulations have become so powerful that companies send their products through the wringer—sometimes literally—before ever building a prototype
To Print the ImpossibleWill 3-D printing transform conventional manufacturing?
Seeds of DementiaA 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
Rise of the Nano MachinesScientists are building the next generation of atomic-scale devices
Mars in MotionThe surface of Mars changes all the time. Is flowing water one of the causes?
Future StuffSeven next-generation materials promise to change the way the world is made
How Kitty is Killing the DolphinsThe pathogens of land animals are spreading to the oceans, threatening otters, seals, whales, coral and other sea creatures
My Boss the RobotHumans and robots will work elbow to elbow on the shop floor, but you'll be surprised by who's giving the orders
Human HybridsDNA 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
Manufacturing is Order, Intelligently AppliedIntroduction to a special report on 3-D printing, nano materials, atomic machines and more
Tadpoles in Space
What Is It?
Exploiting Physics for Serious Laughs
The Tiniest Bites
It's Your Food Talking
A Cure Is Born
Preventing the Next Chelyabinsk
Heated to the Core
Yes, We're Related
Wisdom in Numbers
From the Editor
Making the Future
Letters to the Editors
Scatter, Adapt, and Remember
The Power Surge
The Strange Magic of Micro Movies
The Science of Health
Good Bacteria for Bad Breath