Anatomy and Physiology

When Do Embryos Split to Form Identical Twins?

What Are Disaccharides and Why Are They Important?

What Color Are Lizards & The Science Behind Their Hues

When Do a Woman’s Breasts Stop Growing?

How Many Bones Does an Infant Have?

Why Do Prenatals Cause Nausea & What You Can Do

What Was the Most Intelligent Dinosaur?

Why Does Your Nose Keep Growing With Age?

Are Pickerel and Walleye the Same Species?

Why You Splint When You Poop and How to Do It Right

Can Beavers Actually Breathe Underwater?

Do Eyebrows Serve a Purpose? Key Functions Explained

Does the Roof of Your Mouth Grow Back?

How Long Does a Fly Last? The Science of Fly Lifespans

What Is a Serotonin Antagonist and How Does It Work?

Do Backswimmers Bite? What to Know and What to Do

How Many Legs Do Shrimp Have & Other Appendages?

How Does the Chemistry of Hair Dye Work?

What Colors Can Fish Not See? The Biology of Their Vision

What Are Normal Carotid Ultrasound Results?