Fact: People perceive only 30 gray nuances
Please forget the name 50 shades - Gray 'because people only see about 30 shades of gray.Detects strange material state in chicken eyes
For the first time, researchers have discovered a strange state of matter, calledWorms perceive light 50 times better than humans
Can animals 'taste' be light? Through research, it has been found that worms' cells can detect light rays 50 times better than human eyes.