Some tribes used to collect scalps to prove how many of the enemy they had killed in battle.

Toiday it is assumed that all three types of interactions can be described by quantum field theories: the electromagnetic interaction by quantum electrodynamics, the strong one by quantum chromodynamics, and the weak one by quantum flavordynamics.

Many of these ground-layer plants were placed in naturalistic drifts to make it appear as if they were sowing themselves.

The heart of the sons of men is full of evil.