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,...
by Meghna Rangarajan | Jun 15, 2025 | Student Blogs
The Underground Network Trees communicate using an underground system called the Wood Wide Web—a real-life network of roots and fungi. The Wood Wide Web is made possible by mycorrhizal fungi—tiny thread-like structures called hyphae that wrap around and enter tree...
by Meghna Rangarajan | Jun 8, 2025 | Student Blogs
What Are Vaccines? Vaccines safely prepare your immune system to fight dangerous germs before you get sick. A vaccine contains harmless parts of a virus or bacteria, such as proteins, sugars, or weakened or inactivated forms of the germ. These pieces are called...
by Meghna Rangarajan | Jun 7, 2025 | Student Blogs
What Are Solutes & Solvents? A solution is a mixture where one substance dissolves into another evenly. The solute is the substance that gets dissolved (example: salt, sugar, or gas like oxygen). The solvent is the substance that dissolves the solute (example:...
by Meghna Rangarajan | May 25, 2025 | Student Blogs
What Is a Wheel and Axle? A wheel and axle is a simple machine that helps us move or lift objects more easily. It has two main parts: a large wheel and a smaller axle (a rod that goes through the wheel’s center). When one part turns, the other turns, too, reducing the...
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