Philosophy
Stare at one yellow dot and the other two will disappear.
- The Metaphysics Of Rainbows
There's a line from a Radiators' song "Give me a rainbow that's for real" that leads to the question, "Are rainbows real?" Are rainbows things or are they illusions? Can X be an illusion if any competent observer would observe X?...
- Einstein Mask Optical Illusion
In our everyday experience, it seems as though perception is simply a matter of information hitting your sense organs and going straight to our brain. In reality, however, perception turns out to be an incredibly sophisticated and complex concatenation...
- Foucault's Pendulum
A couple of weeks ago we saw an awesome optical illusion created by a series of pendulums of gradually increasing length. Today we focus on a single pendulum, Foucault's pendulum, and the incredible insights (scientific and philosophical) that it...
- Illision #1
If your eyes follow the movement of the rotating Pink dot, the dots will remain only one color...Pink. However if you stare at the Black + in the center, the moving dot turns to Green. Now, concentrate on the Black + in the center of the picture. After...
- Mcdonald Observatory's Newsletter
Here's an opportunity to catch up on current sky observation tips and information about the McDonald Observatory. They offer a free newsletter. February 28th... The Moon has two bright companions tonight. The star Regulus rises above it, with the...
Philosophy
Illusion #3
Stare at one yellow dot and the other two will disappear.
- The Metaphysics Of Rainbows
There's a line from a Radiators' song "Give me a rainbow that's for real" that leads to the question, "Are rainbows real?" Are rainbows things or are they illusions? Can X be an illusion if any competent observer would observe X?...
- Einstein Mask Optical Illusion
In our everyday experience, it seems as though perception is simply a matter of information hitting your sense organs and going straight to our brain. In reality, however, perception turns out to be an incredibly sophisticated and complex concatenation...
- Foucault's Pendulum
A couple of weeks ago we saw an awesome optical illusion created by a series of pendulums of gradually increasing length. Today we focus on a single pendulum, Foucault's pendulum, and the incredible insights (scientific and philosophical) that it...
- Illision #1
If your eyes follow the movement of the rotating Pink dot, the dots will remain only one color...Pink. However if you stare at the Black + in the center, the moving dot turns to Green. Now, concentrate on the Black + in the center of the picture. After...
- Mcdonald Observatory's Newsletter
Here's an opportunity to catch up on current sky observation tips and information about the McDonald Observatory. They offer a free newsletter. February 28th... The Moon has two bright companions tonight. The star Regulus rises above it, with the...