by Meghna Rangarajan | Jul 24, 2025 | Student Blogs
What Is Thermodynamics? Thermodynamics is the science that studies how heat and energy move and change in the universe. It explains how heat flows from warmer things to cooler ones. The First Law of Thermodynamics: Energy cannot be created or destroyed — only changed...
by Meghna Rangarajan | Jul 23, 2025 | Student Blogs
What’s in Your Cosmetics? Cosmetics are made from mixtures of chemicals that serve specific roles, and many come from nature or labs. Base ingredients include water, oils, waxes, and alcohols. These help spread and stick the product to your skin. Active ingredients,...
by Meghna Rangarajan | Jul 23, 2025 | Student Blogs
The Role of Calcium in Bone Health Calcium is a vital mineral that keeps our bones dense, hard, and healthy. Calcium joins with phosphate to form a strong mineral called hydroxyapatite that makes bones hard. Calcium also helps muscles contract, nerves send messages,...
by Meghna Rangarajan | Jul 23, 2025 | Student Blogs
How Robots Assist in Surgery Medical robots are transforming surgery by making it more precise and less risky. Degrees of freedom: Surgical robots like the da Vinci system have up to 7 flexible joints, so they can twist, rotate, and bend like a human wrist. Motion...
by Meghna Rangarajan | Jul 23, 2025 | Student Blogs
What Is a Chemical Equation? Chemical equations are like recipes that show what goes into a chemical reaction and what comes out. A chemical reaction is when substances change into something new (like baking a cake). A chemical equation shows this change using...
by Meghna Rangarajan | Jul 3, 2025 | Student Blogs
Why Do We Sleep? Sleep is a complex process made up of different stages that keep both our bodies and brains in top shape. Two main types of sleep: NREM Sleep (75–80% of sleep): Has 3 stages, from light sleep to deep sleep (slow-wave). Important for body repair,...
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