Browse links
US residents can opt out of "sales" of personal data.
There's a subreddit devoted to GIFs of chemical reactions. They are hypnotizing.
Sodium polyacrylate can absorb over 200 times its mass in water.
Magnetic field equilibrium.
You can also do this (to a lesser extent) by rubbing a balloon on your hair, then holding it next to your running sink.
Heating mercury(II) thiocyanate causes it to release toxic gases and decompose into an insoluble brown mass.
The iodide catalyzes the decomposition of the hydrogen peroxide. A small amount of dishwashing soap is usually added so that the resultant oxygen is caught in the bubbles, forming a tower of foam.
Oxidation.
Electrical discharge.
A slowly propagating chemical oscillation containing bromine and an acid.
The wavelength & frequency of the light changes as it loses thermal energy.
Isopropyl alcohol, most likely.