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Daily Brain & Mind — Day 13 (Optical Illusion)
🧠The Hollow-Face Illusion (Concave Einstein)
Walk around or rotate this 3D mask that is hollow on the back. Why does the concave hollow inside still appear to pop outward as a normal face?
💬 Even when you know it's hollow, can your brain see it as hollow? Tell us in the comments! (Solution in first comment 👇)
#brain #hollowface #einstein #neuroscience #illusion
🧠The Hollow-Face Illusion (Concave Einstein)
Walk around or rotate this 3D mask that is hollow on the back. Why does the concave hollow inside still appear to pop outward as a normal face?
💬 Even when you know it's hollow, can your brain see it as hollow? Tell us in the comments! (Solution in first comment 👇)
#brain #hollowface #einstein #neuroscience #illusion
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Daily Brain & Mind — Day 7 (Optical Illusion)
🧠The Fraser Spiral (The Fake Whirlpool)
Trace the spiral inward toward the center with your finger. How many loops does it take to reach the middle?
💬 Did you trace it with your finger? Did you land right back where you started? (Solution in first comment 👇)
#brain #illusion #fraserspiral #geometry #mindbend
🧠The Fraser Spiral (The Fake Whirlpool)
Trace the spiral inward toward the center with your finger. How many loops does it take to reach the middle?
💬 Did you trace it with your finger? Did you land right back where you started? (Solution in first comment 👇)
#brain #illusion #fraserspiral #geometry #mindbend
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