Cities that installed LED traffic lights to save money are learning that the incandescent lights they got rid of had a useful purpose: their waste heat melted the snow that covered them in winter storms.
Municipalities around the country are taking different steps to keep their signals shining brightly in the face of Mother Nature. Crews in St. Paul, Minnesota, use compressed air to keep their lights clean. In Green Bay, Wisconsin, city workers brush the snow off by hand in a labor-intensive process.
Unintended Consequence of Technology: New LED traffic lights can't melt snow
We presume it can tell by the pixels.
Whiskers are a fantastic natural sensor that enables cats, fish, seals, and many other animals to detect not just direct contact but even air flow indicating an approaching object. In a fascinating example of biomimicry, University of Queensland engineer Pauline Pounds and her colleagues have developed tiny whisker sensors for drones. According to the researchers, […]
Finnish company Valkee sells the HumanCharger, a pair of $150 earbuds with integrated LEDs to shine light into your ears. Their claim: This revolutionary device is for your well-being and channels bright light directly to the light-sensitive regions of the brain, right where it is needed the most. HumanCharger® can be used to increase energy […]
With the quick-fix appeal of video games and their own cell phones, it can be tough to keep kids focused on supposedly “educational” toys. And while it may seem counter-intuitive to fight tech with more tech, we’re all in when it comes to the Toybox 3D Printer. We’re not sure if anyone had envisioned a […]
Whether you’re an artist, designer or just organizing a photo album, photo editing software is a must. And software designers know it: Platforms like Photoshop and Lightroom have a ton of helpful features, but you’ll pay for them in spades. Luckily, there’s some competition in the photo editing arena. Right now, Skylum’s Luminar software is […]
Who needs a holiday sale? Sometimes there’s no better time than the thick of summer to find deals. We should know – we’ve found ten deep discounts on some must-have items. Whether you’re searching for CBD edibles, exercise gear, chargers or other tech, take a look. But don’t look long – these prices aren’t likely […]