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Chips that can steer light

If you want to create a moving light source, you have a few possibilities. One is to mount a light emitter in some kind of mechanical housing—the approach used in, say, theatrical spotlights, which stagehands swivel and ...

Model makes designing new antennas orders of magnitude faster

Researchers at North Carolina State University have developed a model that allows antenna designers to identify efficient configurations for antenna designs in minutes, rather than days. The model is designed to expedite ...

ALMA: World's largest ground-based space array to open in Chile

In a super-arid desert at an altitude of 5,000 meters, with almost no humidity or vegetation, the world's largest ground-based astronomy project opens for business on Wednesday ready to probe the universe with unprecedented ...

New Wi-Fi antenna enhances wireless coverage

Researchers at Universiti Teknologi MARA in Malaysia have succeeded in using ionised gas in a common fluorescent light tube as an antenna for a Wi-Fi Internet router.

Carbon nanotubes: Bullets in the fight against cancer

Carbon nanotubes, tiny tubes of rolled-up carbon sheets, hold great potential for delivering therapeutic heat, drugs and medical sensors directly to where they are needed to attack cancerous cells.

Engineering antennas into solar panels

Researchers at EPFL have managed to combine antennas and solar cells to work together with unprecedented efficiency in a near future. This is a first step towards more compact and more lightweight satellites. The technology ...

Darwin was right: Females prefer sex with good listeners

Almost 150 years after Charles Darwin first proposed a little-known prediction from his theory of sexual selection, researchers have found that male moths with larger antennae are better at detecting female signals.

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