Anatomy and Physiology

What Does an Owl’s Vision Actually Look Like?

How Long Does the Gum Take to Close After Tooth Extraction?

What Colors Can Cats See? The Science of Feline Vision

Why Is Type O Considered the Universal Blood Donor?

Why Is My Vision Worse at Night? The Science & Causes

What Is the Anger Chemical in Your Brain and Body?

Why Is Seagull Poop White? The Biological Reason

How Long Does Bonding Last? The Science of Human Connection

Do Eye Drops Make You Poop? A Scientific Explanation

How Many Pounds of Skin Do We Shed?

Do Sturgeon Have Bones or a Cartilaginous Skeleton?

Why Are Sloths Blind? The Science Behind Their Poor Vision

Should I Continue Taking Birth Control If I Start My Period Early?

Why Do Wisdom Teeth Grow In So Late?

What Are the Lines in Wood Called and What Do They Mean?

How Bad Do Mammograms Hurt? Plus Tips for Less Discomfort

How Much Do Leatherback Turtles Weigh?

How Long Does a Rolled Ankle Stay Swollen?

What Shells Have Pearls? An In-Depth Look at How They Form

How Much Iron Do You Need to Donate Blood?