If you spend much time on the internet, you will see the same things pop up again and again. For me, it’s these “cooling blankets” that people talk about on social media. I mean, it sounds great for summer—just like a blanket that warms you up but in reverse.
Sadly, these products don’t do what they claim. They might be breathable so they don’t make you as hot as an ordinary blanket would, but you’d still be cooler with no blanket at all. However, there is hope. Someone has created a real cooling blanket that’s sort of awesome. Of course, there’s a bunch of physics here, so let’s get to
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