WELCOME TO TUSHARSIR.COM
Explore Science, Understand the World Around You
A science blog for students featuring simple explanations, fascinating facts and evidence-based articles about physics, chemistry, biology, space and everyday life.
Explore Science Topics
Welcome to TusharSir.com, a science blog for students who want to understand how the world works. Explore clear, accurate and engaging articles about physics, chemistry, biology, space, nature, scientific myths and the science hidden in everyday life.
Physics
Explore motion, energy, light, electricity and the laws of nature.
Chemistry
Understand elements, reactions, materials and chemistry around us.
Biology
Discover the human body, plants, animals and living systems.
Space & Earth
Learn about planets, astronomy, weather and our changing Earth.
Everyday Science
Understand the science hidden in familiar objects and daily events.
Myths & Facts
Examine popular beliefs through scientific evidence and reasoning.
Latest Science Articles
Read our newest explanations, discoveries and evidence-based insights from across the world of science.
-
Why Is Lightning Seen Before Thunder?
During a thunderstorm, we often see a bright flash of lightning and hear thunder several seconds later. This delay may make it seem as though lightning occurs before thunder, but both are produced almost simultaneously (Why Is Lightning Seen Before Thunder?). We see lightning first because light travels enormously faster than sound. The difference between…
-
Why Is the Sky Blue? The Science of Light Scattering
Have you ever looked at the clear daytime sky and wondered Why Is the Sky Blue? Sunlight usually looks white, yet the sky can display brilliant shades of blue during the day and red, orange or pink colours around sunset. The answer lies in the way sunlight interacts with gases and tiny particles in Earth’s…
Science Is Everywhere
Why does the sky appear blue? Why does ice float on water? Why do onions make us cry? Science is present in every ordinary experience. Our Everyday Science articles transform familiar questions into interesting and understandable explanations.
FEATURED EXPLANATION
The Science Behind a Question Everyone Asks
Explore one of our most useful and engaging science explanations, written in simple language and supported by scientific reasoning.
Science You Can Understand and Trust
Every article is created to make scientific knowledge clearer, more meaningful and easier to apply.
1. Simple Explanations
Complex scientific ideas are explained using clear language and familiar examples.
2. Evidence-Based Content
Articles focus on accepted scientific knowledge, logical reasoning and reliable information.
3. Useful Illustrations
Images and diagrams help readers understand important ideas more effectively.
4. Curiosity-Driven Learning
Content begins with interesting questions that encourage readers to explore further.
Science World By Tushar Sir
SCIENCE EDUCATOR & AUTHOR
Meet Tushar Sir
Tushar Sir is a science educator and educational author dedicated to making science simple, interesting and accessible. Through clear explanations, real-life examples, books and digital learning resources, he helps readers understand the science behind the world around them.
Watch Science Come to Life
Learn through visual explanations, demonstrations and concept-based science videos from Science World By Tushar Sir.
Question Beliefs. Discover Evidence.
Some popular beliefs contain practical wisdom, while others continue because they are rarely questioned. Explore balanced articles that examine myths, traditions and common claims through scientific evidence.
Get Interesting Science in Your Inbox
Receive new science articles, fascinating facts and selected learning resources directly by email.
No spam. Unsubscribe at any time.
More From Science World By Tushar Sir
Educational Resources
Explore study materials, free resources and learning support for students.
Books by Tushar Sir
Discover science guides, workbooks, question banks and educational books.
Stay Curious. Keep Exploring.
Science begins with a question. Explore our latest articles and discover something new today.