Researchers have found a way to watch for spies in the cloud.
First speedy transistors made from an ultrathin material.
Atom-thick sheets of carbon make high-energy capacitors.
Combining optical and electrical circuits should speed supercomputers.
Scientists discover how some tumors become immune to medications.
A single graphene transistor can do the work of multiple conventional ones.
Hacked Facebook accounts produce most of the spam on the world's largest social network.
A new technique could provide safer cells for human therapies
Building wireless gadgets with multiple antennas could extend battery life.
Nanowire electronics take sensitive measurements inside cells.