Business
Taken as a share of the market price, the environmental costs of mining the digital cryptocurrency Bitcoin are more comparable to the climate damages of producing beef than gold mining costs, according to analysis published ...
Sep 29, 2022
1
119
Engineering
Researchers have considered how flooding from rising sea levels and storm surges will damage the built environment along the coast, but what about climate change's less noticeable impacts below the surface?
Sep 16, 2022
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48
Electronics & Semiconductors
A water-activated disposable paper battery is presented in a proof-of-principle study in Scientific Reports. The authors suggest that it could be used to power a wide range of low-power, single-use disposable electronics—such ...
Jul 28, 2022
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267
Engineering
Inside a lab in the Calit2 building, Aleksandra Strzelecka opens a drawer, pulls out a small square sheet and hands it to a visitor. The brownish, rubbery material stretches to more than double its original size.
Jun 27, 2022
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446
Energy & Green Tech
The road to the commercial adoption of new catalytic materials can be long, expensive, and fraught with risk. Often, the early identification of catalyst costs is overlooked because there are few resources in the public domain ...
Apr 1, 2022
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65
Energy & Green Tech
The application of modern carbon capture technologies that limit emissions associated with the production of blue hydrogen can play a crucial role in its success as a 'bridging technology' in the energy transition.
Dec 2, 2021
2
50
Automotive
An interdisciplinary panel of experts has assessed the risks and potential benefits associated with deploying autonomous vehicles (AVs) on U.S. roads and predicts that the benefits will substantially outweigh potential harms—but ...
Aug 23, 2021
2
435
Business
Japanese cryptocurrency exchange Liquid was scrambling Friday to recover stolen assets worth nearly $100 million, in the second such major heist by hackers in recent days.
Aug 20, 2021
0
717
Energy & Green Tech
At cruising altitude, airplanes emit a steady stream of nitrogen oxides into the atmosphere, where the chemicals can linger to produce ozone and fine particulates. Nitrogen oxides, or NOx, are a major source of air pollution ...
Jan 14, 2021
5
81
Machine learning & AI
Scientists have proposed a new international framework to keep ethics and human wellbeing at the forefront of our relationship with technology.
Feb 26, 2020
2
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