What is the International Space Station (ISS)? The ISS is a state-of-the-art science lab orbiting 250 miles above Earth.  The ISS is a massive spacecraft and research facility built by 15 countries. It orbits Earth at a speed of 17,500 mph, completing 16 orbits a day....

How does AI Work in Medicine? Artificial Intelligence (AI) is the ability of machines to perform tasks that typically require human intelligence, such as learning, reasoning, problem-solving, and decision-making. AI analyzes large amounts of medical data, such as...

The Endocrine System - An Overview The endocrine system is a network of glands that produce and release hormones to regulate vital body functions. Pituitary Gland: The “master gland” controls growth and other glands. Thyroid Gland: Regulates metabolism and energy....

What Are Genetic Mutations? Genetic mutations are changes in the DNA sequence that can impact traits in various ways. Types of mutations: Point Mutation: A single base change (e.g., sickle cell anemia). Deletion/Insertion: Adding or removing DNA bases. Frameshift...

What Is Cellular Respiration? Cellular respiration is the process by which cells convert food into usable energy, breaking down glucose (sugar) in the presence of oxygen to release energy in the form of ATP (adenosine triphosphate). Three Stages of Cellular...

What Is the Carbon Cycle? The carbon cycle describes how carbon moves through the Earth’s systems Key Steps in the Carbon Cycle: Photosynthesis: Plants take in carbon dioxide (CO₂) from the air and convert it into oxygen and sugars. Respiration: Animals release CO₂...

Newton's First and Second Laws Newton's First and Second Laws explain how objects resist changes in motion and how force affects acceleration. First Law (Law of Inertia): An object will stay at rest or move at a constant speed in a straight line unless acted upon by...