Cretinism is a condition arising from the deficiency of a thyroid hormone, which is characterized by dwarfism and mental retardation. Goitre is a swelling caused in the thyroid gland by under or over...

Convex refers to a curvature that extends outwards, whereas non-convex refers to a curvature that extends inward. Non-convex is also referred to as concave.

Many paper size standards conventions have existed at different times and in different countries. The A4 size papers are accepted worldwide , except in the US, while the legal sized paper is officially...

A Moron is a person who is notably stupid and frustrating or lacking in good judgment. A person who is lacking in cleverness, understanding or reasoning is stupid.

Kiwi and Penguins are the flightless birds. Kiwi belongs to Apterygidae Family in the Animalia Kingdom. There are five known species of kiwi, as well as a number of subspecies. Penguins are the group of...