Anatomy and Physiology

Do Sharks Have a Heart? A Look at Their Unique Circulation

Are Scorpions Cold-Blooded? How They Regulate Body Heat

Is It Normal to Throw Up From Anxiety?

How Fast Does a Rattlesnake Strike?

How Good Are Cats’ Ears? The Science of Feline Hearing

Can a King Cobra Really Kill a Mongoose?

How Long Can a Spider Go Without Food?

Why Is Normal Saline Used With a Blood Transfusion?

Can Sharks Get Cavities? The Biology of Their Teeth

Do Blind People Sleep With Their Eyes Open?

Can You Take Metoclopramide While Pregnant?

Why Does Pooping Feel So Good? The Biology Behind It

Do Roaches Have Nests? The Truth About Their Hiding Spots

Are Fruit Flies Attracted to Blue Light?

How Big Is Your Mucus Plug and What Does It Look Like?

Are Steroids Nonpolar and Why Does It Matter in Biology?

Why Are Farts Hot? The Science of Your Body’s Gas

Where Is the LIMA Artery Located?

How Is Active Transport Different From Diffusion?

Is the Groin in the Pelvic Region?