A clever device uses technology developed by the military to make chlorine quickly and cheaply. The goal is to give schools and hospitals around the world an easy way to purify water.
The White House has ordered a review of the government's system for regulating products of biotechnology, including genetically modified crops. That system has been controversial from the start.
Things like activity trackers and sensors might make it easier to keep people with dementia safe and help caregivers. Researchers are going to test that idea in the real world.
There have been at least 11 attacks in the San Francisco Bay Area in the past year, according to the FBI. The most recent occurred Tuesday and disrupted service as far north as Seattle.
Siri's elaborate reply easily surpasses the simple "Does not compute" with which robots in old sci-fi movies used to announce a bout of cognitive dissonance.
Millions listen to services like Spotify and Pandora, but relatively few of them subscribe. Why should they when there are so many free options? The new Apple Music will be free for only 3 months.
The problem has had a wide impact, keeping farmworkers, Ultimate Fighting Championship athletes and foreign students from entering the U.S. The agency has 100 experts working on a fix.
English nursery rhymes don't translate well to ASL, a visual language. One team is merging high tech with cognitive research to improve language learning for deaf and hard of hearing children.
There was jubilation among supporters of same-sex marriage after the Supreme Court declared it legal in all 50 states. We've rounded up some of the best reactions.