Anatomy and Physiology

Do Birds Have Ear Holes? How Avian Hearing Works

Where Are the Hammer, Anvil, and Stirrup Located?

Can You Control Your Pupils? The Science of Why Not

Where Exactly in the Nucleus Is DNA Found?

Can Your Hair Stop Growing at a Certain Length?

Why Do Snakes Shed Their Skin? The Biological Process

What Makes Your Finger Turn Green, and Why?

How Early Can a Transvaginal Ultrasound Detect Pregnancy?

What Female Cows Have Horns & Why Some Don’t

Can I Use Throat Spray When Pregnant?

How many facial expressions do humans have?

Are Whitetail Deer Actually Color Blind?

Does Ibuprofen Help With Tattoo Pain?

Why Dogs Have Whiskers: Their Purpose and Function

My Shoulder Cracks When I Move It: Why and When to Worry

Does the Heart Ever Get Tired? Why It Keeps Beating

How to Lose Weight With High FSH Levels

Why Won’t Flies Leave Me Alone? The Scientific Reasons

If You Cut a Worm in Half, Does It Become Two Worms?

What Are the Three Biological Stages of Death?