This Is Why Cars Use AC-Producing Alternators When They Run On DC Power

Have you ever wondered about the electricity that courses through your car? Do you suspect that there’s a captive bolt of lightning held in a magic jar? Of course you don’t. You’re not a Neanderthal. You know there’s a battery and an alternator. You may even know your battery provides DC current that the car uses, but…

The Definitive Answer To What That Heat Exchanger-Looking Thing Is Under The Nissan Rogue

For years, Nissan Rogues across America have taunted me with what—from a distance—looks like a heat exchanger under their rear fascias. “What could this mystery heat-exchanger be?” I’ve spent many sleepless nights agonizing. Well, after finally looking at a Rogue up close, and talking with Nissan, I have the answer.

Stop Schlepping Your Kid’s Carseat and Use This Travel Vest Instead  

Nothing makes me angrier than carrying stuff: gym clothes, suitcases, books, papers and worst of all, a stroller and car seat when I travel with my toddler. Even though I wound up with the world’s lightest umbrella stroller (hello, Maclaren Mark II) and a super light car seat (this one cannot be beat), sometimes…

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Grab A Very Rare Discount On Select YETI Coolers and Drinkware 

That’s right, a YETI sale. It happens so infrequently it’s hard to believe. But today, you can save 15% off (max $50) select YETI products from ebay when you enter promo code PLAYFUL15 at checkout. The sale includes the insanely popular YETI tumblers, some soft and hard coolers, accessories, and more. I expect some of…