As the world population reaches 7 billion, many countries regions confront a scarcity of those basic resources essential for human life—namely adequate food and water. More than just humanitarian crises, resource scarcities and conflicts challenge American security interests in strategic regions such as the Middle East and Asia. Scientists and engineers have the skills and technologies necessary to mitigate scarcity, reduce instability, and fight resource security challenges.
A soldier and a mother may share some interesting brain chemistry, according to a study in the 11 June issue of Science.
The hormone and neurotransmitter oxytocin, perhaps best known for its roles in maternal behavior and social bonding, also appears to foster “parochial altruism,” according to Carsten De Dreu of the University of Amsterdam in the Netherlands and colleagues.