Over its lifetime, the average microwave requires more energy to display a digital clock than to heat food.
10
Couples' personalities converge over time to make partners more and more similar.
235
It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6
An average heart beats 100,000 times a day, pumping some 2,000 gallons of blood through its chambers. Over a 70-year life span, that adds up to more than 2.5 billion heartbeats.
73
On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
161
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
Before making Finding Nemo, the animation gurus at Pixar Studios had to take a graduate class in fish biology and oceanography.
13