Ben Mauk

Amazingly, you would experience less gravity at Earth's equator. An object's gravitational pull on another object depends upon both objects' masses and their mutual distance.

Some current theories focus on yawning as a social cue (like laughing) that communicates information and helps organize group behavior.

The function of body and head hair, and why it grows the way it does.

A combination of calcium-rich casein and certain fats give bovine juice its color.

Actually, bare feet prevent these stately ice emperors from burning up in their suits.

An explanation of the purpose of melanin in humans and other animals.

An explanation of limb numbness and paresthesia.

Screaming is an evolutionarily useful tool becuase it lets others know something is wrong.

Don't get offended! You could be hyper-hygienic and you'd still ooze odors. Even grosser, bacteria's to blame.

It's clear that a human brain knows a good tune when it hears one.

You'll never swim out to the horizon, and you'll never reach a rainbow's end. The visibility of both requires distance between object and observer.

Those external folds of cartilage and skin, called the pinna, have important resonant properties that modify high-frequency sound waves entering the ear before funneling them to the middle ear.

The history of the public museum.

That ringing or buzzing in the ear is a symptom of hearing loss resulting from excessively loud noises.

Two competing theories are currently rolling around the academic journals for acceptance.

The Doppler effect describes the difference between a sound and its source.

Prometheus stole fire from the gods and bequeathed it to humans. Aristotle defined it as one of the four essential elements.

Determining which categories an organism falls into is no easy matter. In general, physical characteristics determine grouping.

The sound barrier is just a certain velocity relative to the surrounding environment, not an actual membrane to be penetrated by a jet's nose. Yet we have photos.

Hunger speaks not from the belly but from the brain.

Expect cramps during states of exercise and dehydration.

The term "birthmark" can refer to all sorts of spots.

The physics of cow-tipping, to the extent that much is known about it.

The complexity of the task requires a fairly inconceivable 100 billion neurons, interconnected via trillions of synapses.