Merging multiple biometric techniques creates identification systems that are virtually spoof-proof.
Can silicon microchips mimic living organisms? Some researchers believe they can provide a fast, cheap way to screen thousands of drugs for toxic side effects.
Soon, our knowledge of life processes will let us program cells as we do computers.
U.S. policy is nearing a tipping point, as controversial research on embryonic stem cells gains allies on both the scientific and political fronts.
Scientists and businesspeople may inhabit different cultures, but they're looking for the same thing: patterns.
An audacious collaboration of top inventors aims to create a "nanolab"--a chip that can sense impending disease by detecting proteins in a single blood cell.
A material that expands when voltage is applied could silence an automobile's brakes.