February 22, 2019

Why does drinking a soda with caffeine make me hyper?

Caffeine – a chemical extracted from coffee beans, cacao (the source of chocolate), cola nuts (used in, you guessed it, cola), and tea leaves – offers […]
February 22, 2019

Why does biting tinfoil make my teeth tingle?

It’s just an unfriendly reminder that you have fillings (or some other metal dental work). When two different metals come into contact, an electrical charge passes […]
February 22, 2019

Why are “right-brained” people more creative and “left-brained” people better at math?

Your brain is split into two symmetrical (or mirror-image) halves known as hemispheres, connected by a ribbon of white matter known as the corpus callosum, through […]
February 22, 2019

Why do meals look tastier in commercials (than in real life)?

Because they’re not real meals. Each dish, dessert, and drink has been carefully prepared and arranged by a “food stylist,” a special food photographer who uses […]