Engineering

Laser-textured discs improve marine engine performance

A laser-textured friction disk could reduce maintenance costs and downtime for the biggest ships sailing on the oceans. Man Energy Solutions tested laser-textured friction disks on its two-stroke engines on two ships sailing ...

Electronics & Semiconductors

Novel double helix yarn piezoresistive sensor for pulse monitoring

Textiles woven with yarn are used in remote medical diagnosis with intelligent electronic sensing technology. However, the derived inconsistent signals are one of the problems yet to be solved. A research led by a scholar ...

Security

Critical entities targeted in suspected Chinese cyber spying

A cyberespionage campaign blamed on China was more sweeping than previously known, with suspected state-backed hackers exploiting a device meant to boost internet security to penetrate the computers of critical U.S. entities.

Electronics & Semiconductors

Renewable energy, new perspectives for photovoltaic cells

In the future, photovoltaic cells could be 'worn' over clothes, placed on cars or even on beach umbrellas. These are just some of the possible developments from a study published in Nature Communications by researchers at ...

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