When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
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The average person's skin weighs twice as much as their brain.
131
We forget why we have entered a room because passing through doors creates an ‘event boundary’ causing the brain to file away what we were just thinking about.
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The human brain is more active during sleep than during the day.
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Tigers can see 6 times better at night than humans.
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Our Right Lungs takes more air than our left lung.
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Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
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