Superman, Batman, Spiderman, Wonder Woman: Which comic book superhero is oldest? (Based upon when they first appeared in a comic book).
On this date in history… Today is the birthday of Snow chains, or tire chains. These are devices fitted to the tires of vehicles to provide maximum traction when driving through snow and ice.
In what year were snow chains invented?
What did the inventor that was issued Patent Number 1 in Japan invent?
I have a solid 24-karat gold cube 6 inches square. How much would it weigh on a bathroom scale?