How Facebook Uses Your Data to Target Ads, Even Offline

If you feel like Facebook has more ads than usual, you aren’t imagining it: Facebook’s been inundating us with more and more ads lately, and using your information—both online and offline —to do it. Here’s how it works, and how you can opt out. More »        

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How Facebook Uses Your Data to Target Ads, Even Offline

Hack a Can of Compressed Air So It’s Refillable

It’s useful for blasting dust, crumbs, and other crap off your keyboard and electronics, but those overpriced compressed air cans are almost as big a rip-off as printer ink . So here’s a brilliant and relatively simple hack that makes a compressed air can refillable with a standard tire pump. And just to highlight what’s probably the most crucial step in this project: you’ll want to make sure the can you’re using is completely and thoroughly empty before going at it with a drill. [ YouTube via Dooby Brain ] More »

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Hack a Can of Compressed Air So It’s Refillable

The World’s Biggest Ship Is Assembled like a Lego Model

With a capacity of more than 16,000 TEU (twenty-foot equivalent unit shipping containers) the CMA CGM Marco Polo currently reigns as the ” world’s largest container ship ” but it won’t for much longer. Construction of an even larger line of mega-ships—the Maersk Triple E—will soon be complete and, once launched, will dwarf every other vessel on the high seas. More »

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The World’s Biggest Ship Is Assembled like a Lego Model

This Warship Radar Can Detect a Tennis Ball From 15 Miles

And not just a tennis ball from 15 miles away, but a tennis ball 15 miles away and moving at three times the speed of sound . That’s the sort of sensitivity the radar operators on the UK’s HMS Iron Duke will have the chance to work with when it returns to service next year. More »

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This Warship Radar Can Detect a Tennis Ball From 15 Miles

Eat a Banana to Remedy Over-Caffeination

Getting too juiced up on caffeine happens. Maybe you made a pot and nobody wanted it but you. Perhaps you got lost in a great conversation. In any case, baristas and amateur nutritionists suggest one possible remedy: eat a banana. Yes, a banana. More »

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Eat a Banana to Remedy Over-Caffeination

Backupify Migrator Moves One Google Apps Account to Another, Hassle-Free

When you’ve got data in one Google Apps account and need it in another, manual migration can take a bit of work . Some data you can’t even migrate. Backupify’s new Migrator tool changes that by automating the entire process. More »

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Backupify Migrator Moves One Google Apps Account to Another, Hassle-Free

How Web Sites Vary Prices Based on Your Information (and What You Can Do About It)

It’s likely no surprise that online retailers can change prices depending on your location, browser history, and operating system. But what’s really going on here? Let’s take a look at the tactics retailers use to dish out different prices to you, and how you can check to see if it’s happening to you. More »

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How Web Sites Vary Prices Based on Your Information (and What You Can Do About It)

Christopher Lee: A Heavy Metal Christmas

Apparently Christopher Lee, the guy what played Saruman in LoTR, is a fan of metal. He’s also a fan of Christmas. So, he did the only logical thing that someone who likes both metal and Christmas would do—he recorded a metal Christmas album. No, seriously. More »

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Christopher Lee: A Heavy Metal Christmas