1M views · 1.3K reactions | What happens to the human body in space. | Insider Science | Facebook

The human brain can bring rubber to life with one simple trick: Cover a person’s hand and place a rubber hand next to it, then stroke their hand and its facsimile, and suddenly the person will begin to “feel” the touch in the fake appendage. The rubber hand illusion helps demonstrate how our senses work together to create the feeling of ownership over our bodies, a fundamental part of self-awareness. And now, a new study demonstrates that octopuses also fall for the rubber arm trick—the first do

How much do you know about the human body? | National Geographic