Digital-cinema technology improves the stereoscopic effect.
Computers outperform humans at recognizing faces in recent tests.
A platelet-rich gel derived from one's own blood could speed up the healing of wounds and cuts.
A new type of nanometer-size semiconductor crystal that can amplify light marks an important step toward cheap, tunable lasers.
New technologies for treating depression could make the couch obsolete.
Superconducting cables could make power-grid infrastructure more secure.
A new way to make hydrogen from corn or potatoes could make fuel-cell vehicles more practical.