You Can Never Reach the End of a Rainbow
A rainbow is an optical illusion, not a physical object, formed by sunlight reflecting and refracting through water droplets. Its perceived location changes with your perspective, moving as you move.
Topic
Optical Illusion
2 facts
Explore mind-bending optical illusions! Discover how your brain perceives fascinating images differently, revealing the science behind these captivating visual tricks.
"Retrograde" Planets Only Appear To Move Backwards From Earth
In astrology, a planet is "retrograde" when it appears to reverse its motion across the sky from Earth's perspective. This optical illusion is interpreted as a period for reflection, re-evaluation, or challenges related to that planet's specific influence.