Questions as Virgin spaceship crashes, killing pilot

Virgin's pioneering tourist-carrying spacecraft crashed on a test flight in California on Friday, killing a pilot and scattering debris across the desert—and raising questions about space tourism's future.

Compact radar takes an inside view

The human eye cannot see through wood, paper, or plastic. But a compact radar with a modular design now makes it possible to see the invisible: The millimeter wave sensor penetrates non-transparent material. It transmits ...

45,000 feet: Future UAVs may fuel up in flight

Currently global military aviation relies on a key enabler – aerial refueling. Fighters, bombers, reconnaissance and transport aircraft use "flying gas stations" to go the extra mile. Increasingly, UAVs are conducting combat ...

Prototype boarding gate with built-in explosives detection

Hitachi, in collaboration with The Nippon Signal and the University of Yamanashi, have successfully prototyped a boarding gate with built-in explosives detection equipment as part of efforts to increase safety in public facilities ...

Smelling Grímsvotn: Signal of a volcanic eruption

(Phys.org)—While piloting a commercial transatlantic flight last year, Captain Klaus Sievers and his crew got a whiff of an unusual odour. In a confined space 10 km up in the air, there was only one thing it could be.

EasyJet to test infrared ash detectors on planes

(AP) -- Low-cost airline easyJet PLC unveiled plans Friday to test infrared technology's ability to detect volcanic ash clouds and urged other airlines to help map the ash risk across Europe's skies.

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