The brain receives 20% of the body’s oxygen and 25% of total body glucose utilization, despite it accounting for only 2% of a person’s weight (about 1.4 kilograms).
8
You can alleviate a tickly throat by scratching your ear.
9
The average sperm cell swims at 8 inches per hour.
4
Scientists in Germany have developed a candy that doesn't cause cavities.
11
NASA invented baby food as we know it today.
7
If Earth's history was condensed into twenty-four hours, life would've appeared at around 4am, land plants at 10:24pm, dinosaur extinction at 11:41pm, and human history would’ve began at 11:58:43pm.
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