Liquids are much better than air at transferring heat from one place to another, like from a busy CPU or GPU to anywhere else convenient. This is why if you're trying to air-cool your PC, you need either a bunch of big fans, or you can use a compact liquid cooling system. It seems a little weird, then, that it's taken this long for someone to cram liquid cooling into a laptop.

Dubai's new Palazzo Versace luxury hotel is going to be the first in the world to artificially cool the sand on its beach. A system of coolant-filled pipes buried under the sand will absorb heat. Working with giant fans...