Mentally doing a task makes you better at it. Your mind can barely tell the difference.
18
The province of Alberta, Canada is free of the common rat.
33
Bats sleep 18-20 hours per day.
5
The human brain doesn't stop developing until about 25 years old.
102
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
Chanel Tapper, a student from California, USA, has the world's longest tongue, measuring 9.75 cm (3.8 inches), from tip to top lip!
26