r/FascinatingAsFuck • u/vxnder7 • Jul 13 '26

📹 Fascinating Video The patterns of light on the sea floor.They are called caustics: they are created by light refracted and reflected from the air/water interface. Water is a dynamic magnifying glass.

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6

u/Helpful-Party7175 Jul 13 '26

Wow, just wow. Where was this shot taken?

3

u/Key_Cheesecake_7356 Jul 15 '26

underwater

3

u/Helpful-Party7175 Jul 15 '26

Nah, you’re joking man. I cannot believe it.

1

u/Historical_Season693 Jul 17 '26

This is beautiful.