Engineering

4D composite printing could improve the wings of drones

The aviation industry faces multiple pressures from higher fuel costs and increased scrutiny over the environmental and quality-of-life impacts from its aircraft. Researchers are looking for new methods of keeping expenses ...

Energy & Green Tech

Lignin-based jet fuel packs more power for less pollution

An experimental plant-based jet fuel could increase engine performance and efficiency, while dispensing with aromatics, the pollution-causing compounds added to conventional fuels, according to new research.

Business

Engines giant Rolls-Royce back in profit, seeks CEO

Rolls-Royce, the British maker of aircraft engines, announced Thursday a return to annual profit in 2021 after it slashed costs, adding that its long-serving chief executive would step down.

Telecom

EXPLAINER: Why fear of 5G halting flights has faded

The rollout of new 5G wireless service in the U.S. failed to have the much-dreaded result of crippling air travel, although it began in rocky fashion, with international airlines canceling some flights to the U.S. and spotty ...

Telecom

AT&T, Verizon pause some new 5G after airlines raise alarm

AT&T and Verizon will delay launching new wireless service near key airports after the nation's largest airlines said the service would interfere with aircraft technology and cause widespread flight disruptions.

Telecom

EXPLAINER: Why airlines fear 5G will upend travel this week

AT&T and Verizon will postpone new wireless service near some airports planned for this week after the nation's largest airlines said the service would interfere with aircraft technology and cause massive flight disruptions.

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