Why is the Pentagon interested in UFOs?

U.S. Navy pilots and sailors won't be considered crazy for reporting unidentified flying objects, under new rules meant to encourage them to keep track of what they see. Yet just a few years ago, the Pentagon reportedly shut ...

Efficiency boost for robot submarines

Researchers in China have designed an improved energy-aware and self-adaptive deployment method for autonomous underwater vehicles. The team of Chunlai Peng and Tao Wang of the Guangdong University of Technology, in Guangzhou, ...

Use of drones raises questions

Drones – UAVs or unmanned aerial vehicles – are not exactly ubiquitous yet. But that future may not be far away.

NASA to launch new Earth-observing satellite

After a five-year delay, an Earth-observing satellite will be launched to test new technologies aimed at improving weather forecasts and monitoring climate change.

DARPA announces plans for self-piloted flying car

(PhysOrg.com) -- Last week, DARPA announced that it is inviting proposals to tackle its latest project: "a vertical takeoff and landing roadable air vehicle." The ground-to-sky vehicle, called Transformer X (TX), should have ...