Source: Wikimedia Commons
In 1960 white paint was made with lead, the solvents evaporated into the workroom, and the whole site was a fire risk managed mainly by hoping.
The pigment…
Maya Linton
Source: Wikimedia Commons
In 1965 your photographs went away in a paper envelope and came back a week or more later, and until they did you had no idea whether any…
Take two golf balls of identical weight and size, one smooth and one dimpled, and hit them identically. The dimpled one will travel roughly twice as far.
That is the…
There is a compartment in the base of most dishwashers that takes coarse salt, and a great many people either ignore it entirely or assume the salt is some kind…
Every box of shoes, every new handbag, every electronic device arrives with a small paper packet of beads marked with instructions not to eat it, and almost all of them…
There are two different kinds of date printed on food, they mean entirely different things, and the difference is not intuitive from the wording.
One is a manufacturer's estimate of…