A lightweight prosthetic hand uses hydraulics to achieve more natural finger movement.
One Laptop per Child inks a deal with Microsoft to put Windows on the "100-dollar" machine.
A new design could run ultrahigh-resolution climate models.
Earthquake alerts are still in their infancy.
A new method melts away tiny defects in nanostructures.
New technologies on NASA's next lunar spacecraft will collect information to make human exploration safer.
A new membrane-free water-purification system uses small amounts of energy.
Copper nanowires could be used in ultra-thin field-emission displays that are brighter and sharper than flat-panel displays.
A research project could help people transfer paper documents to their phones and read them more easily.