Swiss aviation pioneer Bertrand Piccard is developing a plane powered by liquid hydrogen after a much-hyped flight in 2015 ...

Swiss aviation pioneer Bertrand Piccard is developing a plane powered by liquid hydrogen after a much-hyped flight in 2015 ...

Laser diodes are semiconductors that generate light and amplify it using repeated reflection or "optical feedback." Once the ...

The US military has significantly increased its surveillance of Mexican drug cartels over the past two weeks, with sophisticated spy planes flying ... that could be given to the Mexican military ...

A small plane which crashed in western Alaska with 10 people on board has been found and the US Coast Guard (USCG) says there were no survivors. The Bering Air flight left Unalakleet at 2.38pm on ...

Swiss aviation pioneer Bertrand Piccard is developing a plane powered by green liquid hydrogen after a much-hyped flight in 2015 that used sunlight to travel around the world.

where the plane was supposed to land on Thursday. Alaska Native Tribal Health Consortium said two of the victims, Rhone Baumgartner and Kameron Hartvigson, were employees of the organization.

The two were the only people on board. The plane went down in the busy Barra Funda neighborhood on the west side of the city, near its downtown. Sao Paulo is the country's largest city.

That collision, along with the Alaska crash, are two of the deadliest plane disasters of the last decade in the US. The wreckage is currently resting on sea ice that officials described as young ...

Photonic crystal surface-emitting lasers or PCSELs are laser diodes that generate laser beams through controlled light wave interaction within a photonic crystal structure. In a recent study, ...

killing at least two of its passengers, the local firefighter corps said in a statement. The plane went down in the Barra Funda neighborhood one the city’s west side, near its downtown. A piece of the ...