Energy & Green Tech
A lithium-ion battery that is safe, has high power and can last for 1 million miles has been developed by a team in Penn State's Battery and Energy Storage Technology (BEST) Center.
Mar 04, 2020
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Engineering
Memory-hungry, power-sapping big data might finally have met its match.
Feb 10, 2020
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Engineering
The same small piece of technology that one day may help train welding robots and monitor electric vehicles could enable energy companies to better power smart homes and factories.
Dec 12, 2019
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Engineering
Researchers in Korea have found an effective and inexpensive strategy to transform solar cells from opaque to transparent. Existing transparent solar cells tend to have a reddish hue and lower efficiency, but by punching ...
Dec 11, 2019
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Engineering
A computer chip processes and stores information using two different devices. If engineers could combine these devices into one or put them next to each other, then there would be more space on a chip, making it faster and ...
Dec 09, 2019
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Engineering
Many of the technologies we rely on, from smartphones to wearable devices and more, utilize fast wireless communications. What might we accomplish if those devices transmitted information even faster?
Nov 26, 2019
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Energy & Green Tech
How do solar panels work? – Nathan, age 5, Melbourne, Australia.
Nov 06, 2019
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Robotics
Engineers at the University of California San Diego have developed a way to build soft robots that are compact, portable and multifunctional. The advance was made possible by creating soft, tubular actuators whose movements ...
Oct 11, 2019
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Hi Tech & Innovation
Researchers from the University of Sheffield, in collaboration with Icetech Technologies, have used dry ice to develop a new solution to the problem of leaves on the line, which cause delays, cancellations and timetable changes ...
Oct 08, 2019
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Energy & Green Tech
Direct current (DC) powers flashlights, smartphones and electric cars, but major power users depend on alternating current (AC), which cycles on and off 60 times per second. Among the reasons: AC is simple to turn off when ...
Oct 02, 2019
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Electric current is the rate of flow of electric charge. The electric charge that flows is carried by, for example, mobile electrons in a conductor, ions in an electrolyte or both in a plasma.
The SI unit of electric current intensity is the ampere. Electric current is measured using an ammeter.
This text uses material from Wikipedia, licensed under CC BY-SA
