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A solid electrolyte gives lithium-sulfur batteries ludicrous endurance

Sulfur can store a lot more lithium but is problematically reactive in batteries. [...]

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Windscribe review: Despite the annoyances, it has the right idea

Windscribe is a virtual private network (VPN) with intense "How do you do, fellow kids?" energy. It has servers in 69 countries and an annual plan that costs $69, an obsession with the sex n [...]

Match Score: 355.71

Destination
CyberGhost VPN review: Despite its flaws, the value is hard to beat

CyberGhost is the middle child of the Kape Technologies VPN portfolio, but in quality, it's much closer to ExpressVPN than Private Internet Access. I mainly put it on my best VPN list because it& [...]

Match Score: 302.35

Destination
Mullvad VPN review: Near-total privacy with a few sacrifices

Mullvad, a virtual private network (VPN) named after the Swedish word for "mole," is often recognized as one of the best VPNs for privacy. I put it on my best VPN list for exactly that reaso [...]

Match Score: 285.47

Destination
What’s going on with Donut Lab?

In January, a Finnish-Estonian startup proclaimed it had developed a truly solid state battery, a holy grail for the technology industry. Donut Labs’ cell wasn’t just solid state, however. It clai [...]

Match Score: 138.66

Destination
The best power banks and portable chargers for every device in 2025

On a recent work trip, I had plenty of things to worry about — but being able to recharge my two smartphones, laptop and iPad were not among my concerns. In my carry-on luggage, I had two medium-cap [...]

Match Score: 105.27

Destination
iPhone 17e vs. iPhone 16e: What's new on Apple's latest $599 handset

Apple’s most affordable iPhone just got an upgrade, but how does the new iPhone 17e compare to the iPhone 16e? Well, thankfully the price remains the same at $599, which is good news in our current [...]

Match Score: 78.82

Destination
iPad Air M4 vs. iPad Air M3: The few new things in Apple's midrange tablet

The iPad Air, the middle child in Apple’s tablet lineup, has been upgraded to the M4 chip with increased RAM and… Well, there’s not a whole lot else if I’m being honest. At the very least, the [...]

Match Score: 70.30

Destination
Ask Engadget: How do I keep my electronics from dying when I travel?

Q: I’m traveling soon and plan to bring all the devices I usually use, including my smartphone, tablet and laptop. What should I buy to keep everything charged? <br /> A: If you’re traveling [...]

Match Score: 64.19

Destination
Rimac introduces its take on solid-state batteries for electric vehicles

Rimac Technology has unveiled a new battery pack platform for electric vehicles that uses only solid-state batteries. The company has been an EV supplier for notable car brands including Aston Martin [...]

Match Score: 61.24