Caffeine boosts memory.
405
You can start a fire with ice.
367
22% leave the glob of toothpaste in the sink.
118
All the gold ever mined could be molded into a cube 60 feet high and 60 feet wide.
38
The number of text messages sent and received in a given day is greater than the world's population.
198
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
Déjà vu occurs when your brain tries to apply a memory of a past situation to your current one, fails, and makes you feel like it's happened.
12
A typical full-time worker in the US with a four-year college degree earns about $50,000. This is 62% more than a worker with only a high-school diploma.
72