Friday afternoon CNBC reported that “heightened speculative trading by retail investors” (later referred to as “GameStop mania”) had “continued to unnerve the market.” The Dow Jones Industrial average lost 620.74 points, or 2%, to 29,982.62, the first time the 30-stock gauge has closed below the 30,000 mark since Dec. 14…. The market also experienced the…

I was reading Joshua Vasquez’s marvelous piece on the capstan equation this week. It’s a short, practical introduction to a single equation that, unless you’re doing something very strange, covers everything you need to know about friction when designing something with a rope or a cable that has to turn a corner or navigate a…

Totallee is known for minimalist cases that essentially add a skin to your phone. New options are available for the latest new Galaxy phones from Samsung. …read more Source:: ZDNet

As the app takes center stage in a chaotic Wall Street saga, experts worry that inexperienced traders could get hurt. …read more Source:: CNet

Commentary: The gains are rooted in disdain for existing financial institutions, tapping into the same emotions as the Occupy Wall Street protests from a decade ago. And it has institutional investors freaking out. …read more Source:: CNet

Here’s a look back at the best stories from the week ending Jan. 30. …read more Source:: CNet

What the heck was all that going on with GameStop and Reddit? We dig in. Plus: Talking alien encounters and getting the COVID-19 vaccine. …read more Source:: CNet

If we had to pick one part to crown as the universal component in the world of analogue electronics, it would have to be the operational amplifier. The humble op-amp can be configured into so many circuit building blocks that it has become an indispensable tool for designers. It’s tempting to treat an op-amp as…

Investors on social media are pushing GameStop’s stock value up in an effort to beat Wall Street investors who bet on the company’s failure. But experts say it can’t last. …read more Source:: CNet

Whether you’re just shooting for fun or you’re aiming for YouTube glory, this is the gear you need to make your videos shine. …read more Source:: CNet