Energy & Green Tech

How will we achieve carbon-neutral flight in future?

Carbon-neutral aviation is possible, but in future, aircraft are likely to continue to be powered by fossil fuels. The CO2 they emit must be systematically stored underground. This is the most economical of various approaches ...

Electronics & Semiconductors

Imec introduces 2-D materials in the logic device scaling roadmap

The continual scaling of Si-based transistors is challenged by short channel effects that limit further gate length scaling. Field-effect transistors (FETs) with semiconducting transition metal dichalcogenides (MX2, such ...

Consumer & Gadgets

Why do smoke alarms keep going off even when there's no smoke?

Editor's note: MVS Chandrashekhar is a professor of electrical engineering at the University of South Carolina. In this interview, he explains how smoke detectors work and why they sometimes sound an alarm for what seems ...

Electronics & Semiconductors

A cool advance in thermoelectric conversion

More than two-thirds of the energy used worldwide is ultimately ejected as "waste heat." Within that reservoir of discarded energy lies a great and largely untapped opportunity, claim scientists in MIT's Department of Nuclear ...

Business

EU pushes for 'right to disconnect' from work at home

European Union lawmakers on Wednesday voted in favor of a "right to disconnect" from the internet and email, with around one third of people now working from home across the 27-nation bloc due in large part to coronavirus ...

Energy & Green Tech

Smart devices to schedule electricity use may prevent blackouts

Power plants generate electricity and send it into power lines that distribute energy to nodes, or sites, where it can be used. But if the electricity load is more than the system's capacity, transmission can fail, leading ...

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