IEEE Spectrum reports on a research team that has created a new method for recycling the environmentally risky chemicals used in lithium-ion batteries – the kind of batteries used… Read the rest “These recycled lithium-ion batteries are outperforming new ones.”
These are not headphones, exactly. This is a thing made of telephone parts designed to help electrical tinkerers do better tinkering.
It’s from a page called “Latest Patents”… Read the rest “Science Art: Phone Tester for Electric Circuits, Patent No. 1,187,500; issued to G. B. Raymond.”
The Guardian reports on Swiss scientists who have taken ordinary wood floor planks, coated them with silicon and embedded nanocrystals, and then stepped on them to generate enough electricity… Read the rest “Wooden flooring that generates electricity.”
Scientific American reports on new advances made by a team of Portuguese researchers toward getting electricity from the endless motion of the ocean:
… Read the rest “Wave power is surging ahead.”Waves alone produce 32,000 terawatt-hours
Houston Methodist Neurological Institute is proud to share the results of the first human trial of a magnet helmet that generates an oscillating magnetic field that appears to have successfully… Read the rest “A magnetic helmet (that you can wear at home) just shrank a brain tumor.”
Ars Technica busts a long-running myth about batteries – that they’re always five years away from any real improvement – with a look at how better batteries are already… Read the rest “Today’s batteries are better.”
This is a Wechselstrommaschine, an alternator. The wheel goes around, and the spokes hit contacts – one set makes the electricity go in one direction and the other goes in the opposite… Read the rest “Science Art: Alternator by Ganz & Co, 1905”
From Harry Winfield Secor’s The How and Why of Radio Apparatus, from the Experimenter Publishing Co., which you can read here.
Electricity was the theme of my Yule… Read the rest “Science Art:Induction Coil Cutaway, 1920”
Nature has research (from Joule) that brings us closer to an electric filling station for battery-powered cars, thanks to the discovery that raising the temperature makes it possible … Read the rest “Hot electric-car batteries recharge in 10 minutes.”
Eurekalert has details on a new anti-aging system that, according to University of Leeds researchers, resets older folks’ autonomic nervous system by stimulating the vagus nerve… Read the rest “Anti-aging electrotherapy zaps earlobes to reset nerves.”
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If it looks like a miniature sun, maybe that’s because on one level it is – it’s creating plasma, which surrounds it like a corona around the sun.… Read the rest “Science Art: Coronal plasma on an ionization tube in operation, by BentaxGermany, 2013”
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A goache painting from the Wellcome Collection. A rather polite setting of research equipment with a bouquet. No idea whose, or what they were doing with it really. Other… Read the rest “Science Art: Electricity: condenser jars, an electro-static generator, and a vase with flowers, c. 1850.”
Electrical history from PW Lanier and the Minneapolis Institute of Art:
… Read the rest “Science Art: Tesla Coil: high-frequency discharge demonstrator, Welch Scientific Company, 1931”This tabletop Tesla coil was likely made for science classes, producing long, impressive sparks
The Guardian has a game-changing invention for neurologists and anyone who needs a brain-scan done – a wearable helmet that lets you walk around – and turn your head –… Read the rest “Scanner helmet lets brain patients move around. (And look like warriors from Krull.)”
Science News has more on how a zap of electric current, placed just so, can increase your ability to make and maintain new memories:
… Read the rest “Electrical brain stimulation can boost your memory. For a day.”The findings are the first example of electrical brain
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