Lions will return to Rwanda for the first time in more than two decades, wildlife officials have said, after the endangered animal was wiped out following the country's 1994 genocide.
In its bid to become a power in music streaming, Apple is devoting its vast resources to create what it hopes will be a first truly global radio station.
An experiment to grow lettuce in space and a massive parking station for future spaceships are aboard SpaceX's unmanned Dragon cargo capsule, poised for a Sunday launch.
Swarms of microscopic, magnetic, robotic beads could be scrubbing in next to the world's top vascular surgeons—all taking aim at blocked arteries. These microrobots, which look and move like corkscrew-shaped bacteria, are ...
The problem is clear: Traffic congestion will become significantly worse and more widespread without big changes in how people and products get around.