The Beyerdynamic DT 270 Pro are wired closed-back, over-ear headphones. They look very similar to the brand’s other Pro series headphones, but they are lighter (at 194 grams) and more affordable.

The dog "counter-surfed while his humans (a CHFD family) were away and got hold of a device with a lithium ion battery," the Chapel Hill Fire Department said Chapel Hill Fire Department/Facebook A dog ...

Despite their widespread use, many aspects of lithium-ion battery design have been based on trial and error, with a limited understanding of the underlying physical and chemical processes. A recent ...

What if the future of energy storage didn’t depend on rare, expensive, and environmentally taxing materials? Imagine a world where batteries are built from elements as common as table salt, offering a ...

The best Bluetooth turntables make it possible to listen to all your much-loved vinyl records using either Bluetooth headphones or wireless speakers. They're super simple to set up and offer the most ...

Austrian hi-fi brand Pro-Ject has launched two new premium turntables. Both the flagship Signature 12.2 and The Classic Reference were previously shown off as prototypes, but they're now available to ...

Lithium-ion batteries power phones, scooters and electric cars — but the increasingly common energy source can spark fires so intense that they challenge veteran firefighters. The fires burn hotter, ...

The Lenco LBT-515 is a direct-drive turntable with Ortofon 2M Blue, adjustable tonearm, built-in preamp, and Bluetooth 5.3 for wired or wireless playback. Lenco isn’t dusting off the legendary L75 ...

Jokes about the lengths to which audiophiles will go to chase sonic nirvana abound. One New Yorker cartoon perfectly skewers the obsession: A collector, standing in front of an elaborate turntable and ...

Fast charging speeds things up, but usually at the cost of battery life. So when a team at Georgia Tech discovered that cranking up the charge rate actually made zinc-ion batteries stronger, it turned ...

What if the cost of powering an electric vehicle or storing renewable energy dropped by a staggering 90%? That’s the bold promise CATL, the world’s largest battery manufacturer, is making with its new ...