Business
Reddit, the online bulletin board at the center of the recent stock market frenzy, said Tuesday it had raised some $250 million at a valuation of $6 billion to fuel expansion of the service.
Feb 9, 2021
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Energy & Green Tech
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 ...
Feb 9, 2021
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Electronics & Semiconductors
Memristors, or resistive memory devices (RRAM) are nanometer-sized electronic components that can serve as memories for portable computers and other devices. When they are organized in a cross-bar structure, these tiny memories ...
Security
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 ...
Feb 9, 2021
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Consumer & Gadgets
With gyms closed and millions cooped up and restless at home, it's little wonder that "healthtech" is now being billed as the next big battleground over which the likes of Microsoft, Apple and Google will fight. Chief among ...
Feb 9, 2021
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Engineering
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.
Feb 9, 2021
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Electronics & Semiconductors
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 ...
Feb 9, 2021
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Robotics
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 ...
Feb 9, 2021
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Security
Specialists from Peter the Great St. Petersburg Polytechnic University (SPbPU) improved the cybersecurity system mechanism, based on the ECU (Electronic Control Unit) in modern vehicles. The research results were published ...
Feb 9, 2021
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Engineering
Spectral-splitting hybrid photovoltaic-thermal (SSPVT) technology has emerged as a promising route toward high-performance solar harvesting. In this research, scientists have developed a comprehensive framework for modeling ...
Feb 9, 2021
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