Alexa vs Siri vs Google Assistant vs Cortana vs Bixby.
We decided to compare all the leading digital assistants—Alexa, Siri, Google Assistant, Cortana, and Bixby—to discover which best meets your every need.
We pitted digital assistants against each other to find the most useful AI
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'Incredible genes' can only do so much to counteract an unhealthy lifestyle
Your genes are only part of you.
What defines our health? We know it’s some combination of genes, the environment, and the choices we make. But which one has the most impact?
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How polar animals cope with frigid darkness for months at a time
Endless darkness? Subzero temperatures? They can work with that.
The Arctic in winter is dark—but it's not empty. Some animals choose to stay put.
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The price of solar panels just went up—here's what that means for you
A steep new tariff on imported solar panels will have a profound effect on the industry.
President Trump's new tariff on imported solar panels could alter the technology's future.
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What the heck is the Doomsday Clock, and why did it just tick?
We're two minutes to midnight. Again.
The Doomsday Clock just ticked 30 seconds, bringing us at an uncomfy two minutes to midnight for the first time since the Cold War.
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Mosquitoes learn not to mess with you when you swat them
And they’ll likely go looking for a less combative meal.
The heat of your body, the vapor of your sweat, the breeze of your breath, and your scent, oh, your scent! The combination is beyond enticing, drawing in a mosquito with…
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You should be listening to video game soundtracks at work
Productivity studies suggest you can boost your output with the right music.
It's a whole genre designed to simultaneously stimulate your senses and blend into the background of your brain…
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How to return a lost phone to its owner
Do your good deed for the day.
If you find a lost phone, you should try to return it. Don't let a locked screen stop you—here are the tricks you can use to track down its owner.
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The sparrows seem to be shrinking
Rising temperatures are breeding smaller birds.
Little birds are sending us a big message: rising temperatures are causing them to shrink.
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Your modern kitchen appliances probably won't catch fire—yes, even Crock-Pots
It's probably time to toss out some of your old kitchen hand-me-downs.
Old kitchen appliances are a lot more dangerous than new ones thanks to heat management.
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Teens who experience racism are way more likely to smoke
The correlation is strong, but the causation is more complex.
A new study links experiences of racism to teen smoking, but the tobacco industry has targeted racial minorities for a very long time.
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A motorcyclist is suing GM after crashing into its self-driving car
Accidents involving autonomous cars can trigger a complex blame game.
It was morning in San Francisco on December 7 of last year, and a self-driving car and a motorcyclist were both motoring down Oak Street. Read on.
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Five rad and random products I found this week
The end-of-week dispatch from PopSci's commerce editor. Vol. 34.
Throughout the week I spend hours scouring the web for things that are ingenious or clever or ridiculously cheap. Below, gadgets that are awesome, rad, and random.
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Right before the Super Bowl is a good time to buy a fancy new TV
The holidays are over and the new models are coming, so score a cheap new set before the big game.
This is a great time to find deals on nice TVs.
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Set up a second screen for your computer
Two views are better than one.
Want to add an extra computer monitor? The process doesn't have to be time-consuming or expensive if you follow our advice. Here's how to double your display.
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Astronauts lose weight in space, and it might be because their food is literally floating around inside them
Stomachs weren't built for space.
We were curious. What do we know about what happens to fat when we try to metabolize it in space?
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Here's how to watch the Super Bowl without cable
Millions of people cut the cord, but the Super Bowl broadcast is still well within your reach.
Watching the Super Bowl used to be as simple as flipping to the correct channel. Now, you just need to know where to look.
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How bad this flu season really is—and what you should do about it
This year is a nasty one, but it's not (yet) unprecedented.
People are officially starting to freak out about this flu season. Here's what you need to know.
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Why pay for Office and Photoshop when you can get these alternatives for free?
Top-quality software that costs nothing.
You don't need to rely on expensive software like the Microsoft Office suite or Adobe Photoshop. These 10 applications offer similar features for free.
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Lefties, you should feel very special
Only 1 in 10 humans are left handed. So why does it happen at all?
Globally, about 90 percent of people are righties. But why?
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