After years of offering children self-supervised access to the Web, Sugata Mitra says kids can teach themselves. Mitra continues the conversation from earlier this episode by arguing that self-organized classes are the future of education, and he puts forward a bold vision: to build a school in the cloud.
This weekend marks 100 days until people can begin signing up for new health insurance coverage under the federal health care law. It also marks another milestone: the launch of an enormous public relations effort to find people eligible for new coverage and urge them to sign up when the time comes.
But like everything else about the health law, even this seemingly innocuous effort has been touched by controversy.
In a speech in Germany Wednesday, President Barack Obama said it's time to take "bold action" on climate change. Many believe that major changes to policies on carbon emissions lie ahead, which would mean a host of new regulations for businesses.
Face mask-clad Singaporeans enduring record-breaking smog got some more bad news from their government on Thursday: The pollution may last awhile.
The choking smog that blanketed the city-state earlier this week, generated by burning clear-cutting fires in Indonesia, has gone well beyond the "hazardous" level on the Pollutant Standards Index, hitting 371 on Wednesday before coming back down to about 250. The previous record was 226, reached in 1997.
A person having a stroke may not be in a war zone, but his or her life is in danger all the same. That's enough to trigger post-traumatic stress disorder in some stroke survivors, researchers say, with symptoms like panic attacks, nightmares and flashes of anger.