A purple wave of faulty streetlights has swept across the USA, generating incorrect theories, bad lighting and fans of an ...

PureWow editors select every item that appears on this page, and some items may be gifted to us. Additionally, PureWow may ...

The peripheral drift illusion causes us to perceive motion in a still image. A new study shows that the mechanism of this illusion relies on changes in pupil size.

Experts explain damage that can happen to your eyes if you stare at the partial eclipse without using adequate protection.