Derivative of x squared is 2x or x ? Where is the fallacy?
Here's a mathematical fallacy that trips up even sharp students. Can you prove that the derivative of x squared is…
Education
Gaurav Tiwari is one of the top Education bloggers online, specializing in exam preparation, online learning and career development. Read these articles to prepare yourself for college and beyond. Plus, learn to earn, save and grow yourself.
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Solving Ramanujan’s Puzzling Problem
Ramanujan's nested radical problem looks impossible at first glance. Infinitely many nested square roots, each multiplied by increasing integers. How…
The Eagle Nebula’s Hidden Faces: Pareidolia, the Pillars of Creation, and What Your Brain Sees in Space
The Eagle Nebula's Pillars of Creation contain what looks like human faces and figures. It's not a mystery. It's pareidolia,…
20 Most Endangered Rivers in the World (2026)
20 rivers sustaining over 2.5 billion people are in serious trouble. Dam construction, pollution, over-extraction, and climate change are killing…
Types of Stars: Classification, Life Cycle, and Examples
A clear introduction to types of stars, stellar classification, the H-R diagram, main sequence stars, giants, white dwarfs, neutron stars,…
Radioactive Pollution: Sources, Effects, and Control
Radioactive pollution means unwanted radioactive material in the environment. Learn its sources, exposure routes, health effects, units, and control methods.
5 Chemists Killed in Science Accidents
Carl Scheele tasted hydrogen cyanide and survived. Marie Curie's notebooks are still radioactive, stored in lead-lined boxes. Karen Wetterhahn died…