09/02/2021

Energy & Green Tech

People are driving electric vehicles less than projected

New data indicates that electric vehicles may not be an easy future substitute for the gasoline-powered fleet, as EVs are currently being used half as much as conventional cars. That is according to a paper published from ...

Security

Hack exposes vulnerability of cash-strapped US water plants

A hacker's botched attempt to poison the water supply of a small Florida city is raising alarms about just how vulnerable the nation's water systems may be to attacks by more sophisticated intruders. Treatment plants are ...

Engineering

Aging dams are 'ticking time bombs'

Perched high up in the Western Ghats, adjacent to Kerala's famed Periyar wildlife sanctuary, is a 126-year-old dam that has dangerously outlived the 50 years of life intended for it by colonial British engineers.

Electronics & Semiconductors

New coating is a breakthrough for hydrogen fuel

Photocatalysis using particles in water is a promising technology for generating fuels from sunlight. One major obstacle to producing these solar fuels cheaply and abundantly, though, is that it requires semiconductors that ...

Robotics

Fabricating fully functional drones

From "Star Trek" replicators to Richie Rich's wishing machine, popular culture has a long history of parading flashy machines that can instantly output any item. While 3-D printers have now made it possible to produce a range ...

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