Digital Edition Back Issue

Worst suspicions contirmed: The terrible security of internet routers Here’s the latest IDT security nightmare: All of the wireless routers through which most loT traffic passes are probably vul­nerable to botnets and other kinds of security breaches. That’s the conclusion of researchers at Fraunhofer FKIE in Germany who analyzed 127 different routers sold by seven…

Battery breakthrough fatigue For some cheap thrills, try Googling the words “battery breakthrough.” You’ll be presented with page after page of articles breathlessly chronicling one research result after another in energy storage. But you might wonder why, with so many earth-shattering developments, electric vehicles can’t travel 1,000 miles before needing a recharge. The reason: It…

Why lithium batteries won’t fill up landfills Consumers with an inclination toward sustainability have been bummed out over recent revelations that most of the plastics they have carefully separated, washed, and placed in recycling bins typically end up in the local dump. So it may come as good news that dead lithium batteries are increasingly…

Latest connected car feature: Germicidal lights A year ago, had you brought up the idea of adding germicidal lights to a connected car, you probably would have gotten back facial expressions suggesting you’ d lost your mind. Today, the same idea would be more likely to engender a lot of head nodding. Who knew a…

Will your good samaritanism in the pandemic buy you a lawsuit? IF YOU ARE ONE OF THE INDIVIDUALS voluntarily spending your time on technology to help abate the COVID 19 pandemic, consider the experience of the vacuum cleaner company Dyson in the UK. Company founder James Dyson estimates his firm spent about $25 million and…

No, IoT RF radiation won’t cause a pandemic I once had a lengthy exchange with a guy who claimed RF from WiFi was making him sick. After numerous emails back and forth in which I tried to correct his misconceptions about WiFi signals, I gently suggested that he go find an RF screen room and…

Why we don’t need energy efficiency standards for lighting HEADLINES WERE MADE RECENTLY when two national associations dropped a lawsuit attempting to squash light bulb efficiency standards in California. The California standards supposedly save Californians billions of dollars on their energy bills and avoid millions of tons of carbon- warming pollution. The suit was brought…

How to electrocute yourself in a few easy steps Here’s a fun project: Pop open an old microwave oven and scavenge the high-voltage transformer powering the cavity magnetron vacuum tube. Then use it to make yourself a Lichtenberg generator. But be sure there’s someone nearby to call an ambulance. Lichtenberg generators are used to create…

V2Clueless – Next generation of connected apps If you had been watching the Saturday Night Live TV show in mid January of 2012, you would have seen a skit called the Headz Up App. It was an ad for a fictional app aimed at people so distracted by texting on their smartphone that they were…

Will 5G be lethal? Peruse a certain kind of website these days and you’ll find warnings about the lethality of RF transmissions in the frequency ranges slated for 5G networks. One site quotes Devra Davis, director of the Board on Environmental Studies and Toxicology of the U.S. National Research Council, who warns that our sweat…