The human brain uses approximately as much energy as a 10 watt light bulb.
120
The oldest stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
13
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
A human brain produces as many as 12,000 to 50,000 thoughts per day, depending on how deep a thinker a person is.
23
Pain occurs when sounds are above 130 db.
124
Yawns are more contagious among people with closer relationships.
163
The human brain has the capacity to store everything that you experience.
4k
The human brain is more active during sleep than during the day.
28