The video technique could lead to remote diagnostic methods, like the ability to detect the heart rate of someone on a screen.
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The move comes in protest after a Harvard researcher was arrested this week, and intensifies a fight over open access to scientific records.
The first tiny satellite to search for Earthlike planets is scheduled to launch in 2012.
Artificial intelligence needs a reboot, say experts.
New device offers distinct advantages over previous attempts to improve upon natural photosynthesis.
The creative power of technology users awaits mining by companies, says Eric von Hippel.
The CEO of Eni would like to see new, cheaper solar technologies.
Nanocrystals improve the efficiency and color range of LCDs.
Sensors that track social behavior highlight the benefits of face-to-face interaction.
Fleets of robotic aircraft could improve weather forecasts.