Anatomy and Physiology

Do You Have to Fast for an FSH Blood Test?

What Does Seaweed Feed On to Survive and Grow?

What Is the Hilum of the Lung?

Why Tigers Are Bigger Than Lions: A Comparison

What to Do About Elbow Pain When Doing Pushups

What Causes a Metallic Taste in Your Mouth When Running?

Can Everyone Smell Ants? The Biology of Ant Odors

Is a Shower Good for a Fever? What Science Says

Which Animal Has the Most Teeth in the World?

The Biological Reasons Why Your Hair Grows So Fast

My Sinuses Are Making Noises: Causes and What to Do

What Is the Fish With No Brain or Heart?

Do Chickens Have Testicles? The Anatomy of a Rooster

How Does a Nematocyst Work? The Stinging Cell Explained

How Much Oxygen Do We Breathe Out?

What Animal Poops Yellow? The Science Behind the Color

Why Does a Sprained Ankle Itch? The Science of Healing

How Long Does a Housefly Live? The Full Life Cycle

What Do Dentists Use to Numb Your Mouth?

How Do Cicadas Make Their Famously Loud Noise?