For atheism to be rationally justified it is only necessary that it be more probable than not or at least more probable than theism. Certainty is no more required in the case of atheism than it is in the case of scientific theories.

Vampire bats are capable of perceiving infrared radiation (heat) through the pocketings in their noseleaves that can allow them to find a feeding spot on their prey that is well supplied with blood vessels.

For quotations using this term, see Citations:peridromophily.

He took the computer apart to see how it ticked.