USB-C eliminates proprietary barrel plug chargers that we’ve been using for laptops and myriads of other devices. It fights proprietary phone charger standards by explicitly making them non ...

At some point, the 3.6 V of a single lithium ion battery just won’t do, and you’ll absolutely want to stack LiIon cells in series. When you need high power, you’ve either got to increase ...

It’s long been common wisdom that one of the safest places to keep your cryptocurrency holdings is in a hardware wallet. These are small, portable devices that encrypt your keys and offer a bit ...

How expensive is it to make a panel that uses e-ink technology? That might depend on how flexible you are. [RBarron] read about reverse engineering point-of-sale shelf labels and found them on ...

If you’ve recently braved the pandemic long enough to make a trip to a big box retailer, you may have spotted a few massive e-paper price tags affixed to large items like appliances. These seven ...

The cheap little RC cars are abundant anywhere you are, and if you’ve ever disassembled one, you are familiar with how the PCB looks. A single-sided phenolic paper PCB with a mystery chip ...

Media formats have come a long way since the early days of computing. Once upon a time, the very idea of even playing live ...

Researchers at the University of British Columbia leveraged an unusual discovery into ultra-black material made from wood. The deep, dark black is not the result of any sort of dye or surface ...

While plastics are very useful on their own, they can be much stronger when reinforced and mixed with a range of fibers. Not ...

There was a time when building a telescope was a rite of passage for budding astronomers, much as building a radio was the ...

My Singing Monsters is one of those mobile titles that has users play simple games to earn coins and gems in the usual way. [Anykey] found that his son was a fan of the game, but that sometimes it ...

Many have sought the holy grail of making commercial media both readable and copy-proof, especially once everyone began to ...