innovation & technology
Instead of creating fuel from corn or other food crops, one company is creating so-called "second-generation" biofuels from straw.
Las Vegas' large, land-based casinos may be the biggest winner in the recent crackdown against online poker sites.
Personal information from Playstation's 77 million users may have been hacked.
Twenty five years after the Chernobyl nuclear facility melted down, one of the people who fought the disaster talks about the experience.
One year after the BP oil spill, the US energy policy hasn't changed much, but the effects on the Gulf Coast won't be known for some time.
Drug smugglers in Colombia have a low-cost way to transport cocaine: narco-submarines. Authorities are struggling to keep up, and the technology keeps improving.
Google is digitizing the world's books, with the help of website users decoding of smudged or blurry texts in a technology called reCAPTCHA.
Twitter users have provided some poignant and hopeful reflections on Japan's earthquake. One translator is sharing them with the English-speaking world.
Discovery of antitoxin provides promising new treatment for cystic fibrosis.
Facebook gets harsh lesson in global politics over page calling for Palestinian uprising against Israel's military occupation of the West Bank.