Researchers created a swarm of 1,024 tiny robots to do their bidding. So far, the only job they're given is to arrange themselves into a shape. But future versions could perform all sorts of tasks.
Some residents say that even before Ferguson police killed a teenager, they saw the police as a potential threat. Increasingly this week, they're seeing the police in military gear.
Kenya's international airport is on high alert, since the Kenya Medical Association has called on the national airline to suspend flights due to concerns over the Ebola outbreak.
Ferguson police expect to again clash with protesters. Ferguson's police chief called for calm, while reiterating that he will not release the name of the officer who shot Michael Brown.
Sayur manis is a green vegetable that tastes like spinach with a hint of asparagus when cooked. It's packed with nutrients, but the raw leaves have been linked to outbreaks of lung failure.
Protesters have clashed with local police in the St. Louis suburb for days over the shooting of an unarmed teen. The police response so far, including arrests of two journalists, has drawn criticism.