In addition to its peculiar history as a medicinal tonic, plenty of hard science lies behind the perfect cocktail, from the relationship between taste perception and temperature to the all-important decision of whether to shake or stir.
Chances are, you've spent more time thinking about the specs on your smartphone than about the gadgets that you use to put food in your mouth. But the shape and material properties of forks, spoons, and knives turn out to matter—a lot. Changes in the design of cutlery have not only affected how and what we eat, but…
Have you ever seen a snail look so happy? This Achatina fulica, an East African land snail, stretches its head toward a pleasant stream of tap water. You'd think it was washing a long, hard day off its foot.
As far as invertebrates go, you don't get much smarter than the members of the mollusk phylum, which includes octopuses, cuttlefish, and squid. But mollusks apparently didn't think through their evolutionary path very well, developing brains four times over.