facts

Facts:-

A cockroach can detect movements as small as 2000 times the diameter of a hydrogen atom

Crying is gud for u,r health,Flushing unhealthy bacteria out of u,r body, strengthening the immune system and relieving stress

A rain drop falls at 11kms(7miles)for hour

Babies smile an average of 200 times a day.

The average  woman smiles 62 times a day and the average man only 8.