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🤯 The True Size of Our Universe
If Earth were shrunk to the size of a grain of sand, the Sun would be a basketball, and the nearest star, Proxima Centauri, would be 6,500 km (4,000 miles) away. 🌌
#mindblowing #space #astronomy #cosmos #perspective
If Earth were shrunk to the size of a grain of sand, the Sun would be a basketball, and the nearest star, Proxima Centauri, would be 6,500 km (4,000 miles) away. 🌌
#mindblowing #space #astronomy #cosmos #perspective
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🧠 The Necker Cube (Which Face is Front?)
Look at this wireframe cube. Is the lower-left square the front face, or is the upper-right square the front face?
💬 Can you will your brain to flip between the two orientations on command? (Solution in first comment 👇)
#brain #neckercube #perspective #geometry #mindflip
Look at this wireframe cube. Is the lower-left square the front face, or is the upper-right square the front face?
💬 Can you will your brain to flip between the two orientations on command? (Solution in first comment 👇)
#brain #neckercube #perspective #geometry #mindflip
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Daily Brain & Mind — Day 16 (Optical Illusion)
🧠 The Ponzo Illusion (Tracks in Perspective)
Look at the two yellow bars drawn across converging railroad tracks. Which yellow bar is longer: the top one or the bottom one?
💬 Did the top line look noticeably wider? Measure them with your fingers to double check! (Solution in first comment 👇)
#brain #ponzo #perspective #railroad #geometry
🧠 The Ponzo Illusion (Tracks in Perspective)
Look at the two yellow bars drawn across converging railroad tracks. Which yellow bar is longer: the top one or the bottom one?
💬 Did the top line look noticeably wider? Measure them with your fingers to double check! (Solution in first comment 👇)
#brain #ponzo #perspective #railroad #geometry
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