Optical Heart Sensor Vs. ECG: What's Actually Inside Your Smartwatch?
If your smartwatch comes with heart monitoring capabilities, it's either using an optical heart sensor or an ECG: here's what that means for you.
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The Physics Challenges Holding Back Orbital Data Centers
There's been a lot of talk about placing AI data centers in space lately. However, this ambitious concept has numerous scientific limitations.
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How Does Your Samsung Galaxy Watch Measure Antioxidant Levels?
You might not be aware of this, but your Samsung Galaxy smartwatch has a function to measure your antioxidant levels, but how is this possible?
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How To Speed Up Your Laptop Without Buying More RAM
"Get more RAM" used to be the top solution for a sluggish laptop. But with prices on the rise, there are simpler, cost-effective ways to speed up performance.
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What Are Blue Light Screen Protectors, And Do You Need One?
Blue light screen protectors claim to guard your eyes and help you sleep. Here is the truth about what they actually do and whether or not you need one.
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Calibration Is More Important For Battery Health Than You Think
Battery life is one of the most important features of any device, and there are things you can do to help make sure it's operating the best it can.
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Who Owns Acer?
Acer is a household name in PCs, laptops, and other computing products. If you're curious to know who owns the brand, here's a detailed breakdown.
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Falling Satellites Could Have A Devastating Effect On Earth's Ozone Layer
There are a lot of satellites above our heads these days, but they will eventually come down, and when they do our ozone layer could be in trouble.
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4 Useful TCL TV Features You Need To Start Using
There are a handful of lesser-known settings that can help you get more out of your TCL TV, whether it’s running Android TV, Fire TV, Google TV, or Roku OS.
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Why Did Apple Stop Making White MacBooks? The MacBook Air Might Be The Culprit
Do you miss the iconic white MacBooks? Apple stopped making them for a more practical reason than an aesthetic one.
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The Reason Building Data Centers In Antarctica Isn't A Solution For The AI Boom
Data center operators are increasingly picking colder-weather areas to build, so the icy continent sounds good on paper. It's more complicated than that.
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What Makes International TV Models Different From American Options?
TVs sold in different countries often share the same basic hardware, yet a few regional differences can create problems when you use one overseas.
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How To Multitask On A Foldable Phone
Foldable phones offer a lot of unique functionality, and if you want to multitask with different apps at the same time, here's how to do it.
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Which TCL TVs Have Bang & Olufsen Audio?
In 2025, TCL teamed up with Bang & Olufsen to bring world-class audio to at least part of its lineup of TVs. Here are the TCL sets that incorporate B&O audio.
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4 Of The Best Selling HDMI Splitters On Amazon Worth Buying
HDMI splitters are great if you want to broadcast the same image across multiple displays. Here are the best options on Amazon worth considering.
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9 Essential Fitness Apps You Need To Install In 2026
Sifting through myriad app options looking for fitness advice or guides can be daunting, but these are some of the most useful.
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Battery Health Vs. Cycle Count: Which One Matters More And Why
Ever wondered about how your device's battery health is different from its cycle count? Here's what the two mean (and how they're related to each other).
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Where Did The 'Nothing' Phone's Name Come From?
Though its name indicates otherwise, the "Nothing" is indeed really something — and it's story is quite funny.
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8 Computer Cable Accessories That Just Work
Computer cables can sometimes be a bit unruly to handle, so we've rounded up some of the best computer cable accessories out there that just work.
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This Overlooked Feature Is Affecting Your OLED's Image Quality
Your OLED can still show washed-out blacks in a bright room, and the issue isn't with the technology itself. There's this one spec you might overlook.
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What Does The Number In Apple's M-Series MacBooks Mean?
It has been a while since Apple transitioned to its homegrown chips, bidding adieu to Intel processors. Here's what the numbers following the "M" mean.
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This Company's New Bladeless Wind Turbines Are A Game Changer For Energy Accessibility
Wind turbines are a leading source of renewable energy in the U.S., but they have certain limitations. Here's how bladeless wind turbines could address them.
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How Your Smartphone Is Changing Your Body
When we think about how smartphone use affects us, the things that come to mind are often related to mental health. But it can affect your physical health, too.
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9 Cool New Gadgets That Change The Way You Travel
Packing for your next trip? Don't leave home without these innovative travel gadgets designed to make flying, navigating, and exploring totally effortless.
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What Is The Best Subwoofer Size For Your Car?
When it comes to upgrading your car's audio system, there's a lot of considerations to be made for the type of music you like, and the depth of sound you want.
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Skip The Flagship Smartphone And Try One Of These Affordable Alternatives Instead
With electronics prices rising nearly across the board, it's a great time to skip over flagship smartphone models for these affordable midrange alternatives.
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9 Cool New Gadgets You Can Only Find In China
China was once infamous for inexpensive electronics, but today, the country leads in innovation. Here are nine cool new gadgets you can only get in China.
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