Nov 1, 2019 #2 Borek Mentor 28,676 3,170 That's a classic, same happens with Moon craters that look either convex or concave on photos. And a bit similar to the hollow-face illusion.
That's a classic, same happens with Moon craters that look either convex or concave on photos. And a bit similar to the hollow-face illusion.
Nov 1, 2019 #3 256bits Gold Member 3,380 1,414 The bowls were easy. Finally, it took several seconds to get the top left tray to flip .
Nov 2, 2019 #4 davenn Science Advisor Gold Member 9,497 8,500 Borek said: That's a classic, same happens with Moon craters that look either convex or concave on photos. Yeah, I have always found that one screwy on the eyes/brain Also happens on hilly/mountains views, on, say on google earth
Borek said: That's a classic, same happens with Moon craters that look either convex or concave on photos. Yeah, I have always found that one screwy on the eyes/brain Also happens on hilly/mountains views, on, say on google earth
