Engineering

Video: Modeling turbofan engines to understand aircraft noise

Airplane engines are loud—just ask anyone who lives near an airport. Increased air traffic from next-generation aircraft has the potential for even more disruptive noise. Researchers and engineers at NASA are working to ...

Engineering

Researcher develops new way to measure defects in perovskite

Solar energy is becoming an increasingly popular source of renewable energy. Current solar panels with silicon as their primary component are affordable and reliable. However, the use of a relatively new material, perovskite, ...

Automotive

Greater safety through better communication at sea

Communication in the maritime environment is important for safety but does not always run smoothly. This can have catastrophic consequences. After all, 90% of all accidents at sea are caused by human error, and half of these ...

Engineering

Does traffic noise from flying cars cause stress?

Researchers from Nagoya University and Keio University in Japan have estimated a person's stress levels caused by the sound of a flying car passing overhead. The research was published in the Technical Journal of Advanced ...

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