One of the key ideas in Daniel Kahneman’s book Thinking Fast and Slow is that there two modes of thinking – fast and slow. This experiment puts that to the test.
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…
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…
How to fold and photograph a snowflake – and why do they have 6 sides?
I don’t know where I first picked up the fact that snowflakes always form with 6 points. Maybe my parents…
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…
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…
Dark spots in the Rainbow – Red shift blue shift and seeing absorption lines
Astronomy makes many claims about Doppler shift, gravitational red shift and assertions about the composition of celestial objects yet all…
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…
How everybody can measure the size of the Earth
It may seem that measuring the Earth is a feat best left to the experts with modern technology. Or it…
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.…
