Mushrooms are more closely related to humans than they are to plants.
47
Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
15
Crying literally alleviates stress and uniquely allows humans to decrease feelings of anger and sadness.
24
The human brain is more active during sleep than during the day.
28
A third of the human population sneezes when they look at the Sun. Light can signal the ocular nerve near the sinuses and triggers a sneeze.
18
The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
Babies crawl an average of 200m a day.
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