It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
Brain scans show that people who view photos of a beloved experience an activation of the caudate - the part of the brain involving cravings.
103
HP, Google, Microsoft, and Apple have one thing in common – apart from the obvious that they are IT companies. They were all started in garages.
165
If NYC were its own country, and the NYPD was its army, it would be the twentieth-best-funded army in the world, just behind Greece and just ahead of North Korea.
14
You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
17