Animal Eyes

If you’d like to improve your memory, you should cut down on the all-nighters and get a good night’s sleep. Sleep will also help you with learning new things, particularly those that involve motor skills. Your piano performance will improve after you have hit the hay.

Although mathematics is the cold and factual language of science and reason, sometimes it can seem quite magical. For instance, if you multiply 111,111,111 with 111,111,111, the amazing product is 12,345,678,987,654,321.

It’s a common misconception that bats are blind. Some species have exceptionally sharp vision and can even perceive ultraviolet light. There are bats that prefer using their eyesight to echolocation when hunting, and several fruit bats don’t use sonar at all.