innovation & technology
Technology companies like Facebook, Twitter and Groupon may be worth a lot of money, but some think that tech stocks are another bubble getting ready to burst.
Japanese educators are trying to make science cool again by building high-tech schools and reaching out to students.
The cell phone and other communication devices are some of the most important tools that the United States can use to change the situation in Libya.
Coal is one of the cheapest energy sources in the world, if you ignore the environmental costs and other externalities.
On Jeopardy!, a machine named Watson may be able to beat human Ken Jennings. But that doesn't mean the machines are taking over.
Video games can change people's lives and may be able to save the world, if we can put them to good use.
When the Egyptian government shut down the internet, activists turned to low-tech ways to make their voices heard.
The revolution in Tunisia is being hailed as a victory for internet freedoms, but government control is causing real problems.
Cyber activists "Gaza Youth Breaks Out" take heart from the Tunisian overthrow of the government.
The SVF Foundation farm in Newport, Rhode Island, freezes animal embryos to save endangered heritage species from extinction.