Twin NASA satellites to study signal disruption from space

NASA's twin E-TBEx CubeSats—short for Enhanced Tandem Beacon Experiment—are scheduled to launch in June 2019 aboard the Department of Defense's Space Test Program-2 launch. The launch includes a total of 24 satellites ...

Signals to noise in acoustic vehicles alerting systems

If you've ever wished for a quieter commute, you may be in luck: The low-emission electric vehicles of tomorrow are expected to lower noise pollution as well as air pollution. In Europe, and across the world, the prospect ...

US expands probe into air bag failures to 12.3M vehicles

U.S. auto safety regulators have expanded an investigation into malfunctioning air bag controls to include 12.3 million vehicles equipped with bags that may not inflate in a crash. The problem could be responsible for as ...

Bionics: Electric view in murky waters

When dealing with disasters or searching for objects, robots or drones with cameras are usually used. However, conventional cameras are of rather limited use in murky, dark water, such as in a sewage pipe or a lake that is ...

Designing next-generation optical antennas

Antennas catch radio waves, a form of electromagnetic radiation, from the air and convert the energy into electrical signals that feed modern telecommunications. They can also convert electrical signals into radio waves. ...

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