If you have ever written anything on a chalkboard, you know the powdery feeling left on your hands after holding a piece of chalk. While that residue may feel annoying when you try to go on with...
The recurrent laryngeal nerve (RLN) is a touchstone in anatomy education and evolutionary biology research, known for its unnecessary U-turn in the neck. But can we learn something intelligent from...
What if your significant other gifted you baking powder instead of chocolates? What if they invented baking powder? In 1843, British chemist Alfred Bird did just that for his lucky, yeast-allergic,...
As strange as it sounds, being allergic to the cold is a real thing, and it’s called “cold urticaria.” Compared with nut or pollen allergies, an allergy to cold temperatures is much less common,...
The use of candles dates back as far as 3,000 B.C., when ancient Egyptians used papyrus reeds dipped in animal fat that they then lit to use as torches. Similarly, ancient Romans dipped wicks into...
Everybody experiences stress differently, from the circumstances that cause it, to the ways that we cope with it. What doesn’t differ is that we all experience it, one way or another. There are a...
