Anatomy and Physiology

How Many Hours a Day Do Sloths Actually Sleep?

The “COVID Machine”: Ventilators and Life Support Explained

Mammal Peripheral Nerves: Function, Injury, and Repair

The Profilin-Actin Interaction and Its Role in Cell Function

The CST Pathway: From Brain Command to Body Movement

Approach-Avoidance Conflict in Psychology

Default Mode Network: Functions, Roles, and Alterations

Visual Frequency: How the Eye and Brain Create Color

Why Infants Have a Happy Expression for Human Faces

Eye Morphology: The Structure of Different Types of Eyes

What Is Retinoic Acid Signaling and Why Is It Important?

What Is Muscle Oxygenation and How Does It Work?

What Are the Sensory and Motor Cortex?

The Anatomy and Function of Rat Intestines

Ectoderm, Mesoderm, and Endoderm: The Three Germ Layers

What Are the Steps of the Adaptive Immune Response?

What Is Chicken Urine and Do Chickens Actually Pee?

What Are Complex Lipids and Their Key Functions?

What Is Bug Metamorphosis and How Does It Work?

Accelerated Ageing: Causes, Signs, and Biological Factors