It is a common misconception that aspirin is a naturally occurring substance that was discovered in the bark of the willow tree. A related compound called salicin does indeed occur in white willow...
You’re reading the morning paper, or turning the page on your recipe, when suddenly you notice a little line of blood, and feel a disproportionate amount of pain....
Like all warm-blooded mammals, we humans need to get rid of the heat we generate with every chemical reaction in our bodies. Most animals, like dogs, get rid of heat by panting. Panting is actually...
We are living in the future. We have robotic personal assistants, watches that replace credit cards, phones that recognize our faces, and self driving cars are just around the corner. But for all...
Snails, spiders and octopi have something in common- they all have blue blood! We're not talking in the sense of royalty, these creatures literally have blue blood. So why is their blood blue and...
It represents the colour of blood. During the Middle Ages monks were required to shave the crown of their head, a function commonly performed by itinerant barbers. Also, under ecclesiastic law,...
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