Why Too Much Salt Is Bad For Plants

I hadn’t really thought about why too much salt in the soil is bad for plants until I found a … More

How to prove there is Iodine in Salt!

How To Prove There is Iodine In Salt! Growing up I always wondered what “Iodized salt” was. After I learned … More

Why We Use High Voltage In Power Lines & some effects of it

High voltage power lines buzz and crackle with energy (You can hear it extra well while it’s foggy) and just … More

5 Ideal Gas Law Experiments – PV=nRT and PV=NkT

The ideal gas law may at first seem very abstract but it’s surprisingly easy to demonstrate the the various relationships … More

Graham’s Law Actually or gas transfer through an egg

Graham’s Law is one of classic gas laws you learn about in AP or college physics but despite its apparent … More

CO2 escapes a balloon faster than helium! – when Graham’s Law doesn’t apply

I thought it would be nice to do a little demonstration about the relative sizes of different atoms and molecules. … More

Quantized energy levels DIY photovoltaic effect with LEDs – Quantum Basics 2 of 3

Quantum Basics 1 of 3 Quantum Basics 2 of 3 Quantum Basics 3 of 3 Quantum physics gets it’s name … More

Double slit DIY Diffraction – Quantum Basics 1 of 3

Quantum Basics 1 of 3 Quantum Basics 2 of 3 Quantum Basics 3 of 3 You might think that experiments … More

Cinnamon and ants – signaling and communication

I had heard before that cinnamon works great as a natural deterrent for ants so when I discovered two colonies … More

Twinkling Stars are a Mirage

You may already know that stars twinkle because of turbulence in the atmosphere, but do you know why turbulence changes … More