How the year's most promising technologists are chosen, and why we insist on their youth.
What is Facebook doing with its unprecedentedly large network?
A new way to identify battery materials suitable for mass production could revolutionize energy storage.
The social-networking company is collecting and analyzing consumer data on an unprecedented scale.
Simple and direct analysis of DNA will make genetic testing routine in more situations.
A mathematical upgrade promises a speedier digital world.
Kickstarter is funding the commercialization of new technologies.
Intel creates faster and more energy-efficient processors.
Under the right circumstances, solar cells from Semprius could produce power more cheaply than fossil fuels.
A recent discovery could increase older women's chances of having babies.