Researchers use a laser to turn on and off proteins inside cells and control cell movement.
A formal mathematical analogy between the way metamaterials and spacetime effect light could allow scientists to recreate Big Bang-type events in the lab.
Microsoft finds that the Trojans and viruses spreading around China and Brazil differ from those in the rest of the world.
A Geron trial of a spinal cord therapy slated to begin this summer is put on hold.
An experiment shows how "deceptive" behavior can emerge from simple rules.
The majority of the search engine's drug ads are from rogue online pharmacies, according to researchers.
A decent-size solar sail could accelerate out of the solar system in no time, and this raises new challenges for navigators.
A missing brain circuit may explain why some people can't keep a tune.
A report concludes that civilians and criminals carried out last year's attacks with the help of the Russian government.
A new test distinguishes between real and fake genetic evidence.