Make a low voltage battery at home using only coke, salt, and a paper towel. ...
Watch this video to learn how to make a penny operated nitric acid fountain. Nitric acid acts upon copper to yield nitric oxide in an exothermic reaction. The expanding gas displaces water from anothe ...
You can use a simple pair of binoculars to sweep the milky way or even spy on your neighbor. Learn and understand the binoculars, here and now.Timothy Ferris explains. ...
For successful stargazing at night, dressing warm is the key. Do you want to shiver while enjoying the night lights, or do you want to enjoy it?Timothy Ferris explains. ...
Want to be an astrophotagrapher? Here is the simple facts of taking photos of those beautiful stars using your telescope and a camera. More advanced photographers tend to use a chilled camera though ...
Join Colin as he shows you how to lift an ice cube without touching it with your hands! Cool huh? All you need is water, salt, ice, and a match of course. ...
This is how to make super cool water--My freezer was set to -2 degrees Fahrenheit and I used Dasani water. ...
A difficult concept for many students to understand is the energy involved in breaking and forming bonds. A hydrate is a substance that has water bonded to it. In order to dehydrate you must add ene ...
This experiment is intended to introduce students to hydrated compounds. These compounds have water molecules coordinated in their chemical structures. Examples CuSO4*5H2O, BaCl2*2H2O, and NaC2H3O2* ...