The "Cobra Effect" is where a solution for a problem actually makes the problem worse.
21
Leather skin does not have any smell. The leather smell that you sense is actually derived from the materials used in the tanning process.
23
An iceberg contains more heat than a lit match.
73
A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
140
Like fingerprints, everyone's tongue print is different.
250
By peeing in the shower, you can save 1,157 gallons of water a year.
31
You burn more calories sleeping than you do watching television.
348
Not swinging your arms when you walk increases the effort of walking by 12%, the equivalent of walking 20% faster or carrying a 10 kg backpack.
12