Aggression
Videos
Aggression is behavior aimed at opposing or attacking something or someone. Though often done with the intent to cause harm, some might channel it into creative and practical outlets. It may occur eit
Depiction of French President Armand Fallieres's assault by a waiter named Jean Mattis
Many mammals, such as the tiger, bare their teeth as a sign of aggression—a form of aposematism.
Male elephant seals fighting
Testosterone
Videos
Testosterone is the primary male sex hormone and androgen in males. In humans, testosterone drives the development of male reproductive tissues such as testicles and prostate, as well as promoting sec
Aggression
…higher scale of indirect hostility while men have a higher scale of assault. Another difference found is that men have up to 20 times higher levels of testosterone than women. Some studies suggest that romantic involvement in adolescence decreases aggression in males and females, but decreases at a higher rate in…
Nobel Prize winner, Leopold Ružička of Ciba, a pharmaceutical industry giant that synthesized testosterone