Scientists say they've uncovered the neural circuitry behind desire that is responsible for sex drive, behavior and reward. “We’ve singled out a circuit in male mammals’ brains that controls sexual ...
Humans differ from other primates in the types and amounts of care that males provide for their offspring. The precise timing of the emergence of human "fatherhood" is unknown, but a new theory ...
Scientists have identified a key biological mechanism that enables sperm to rapidly increase their energy just before ...
Howard, JoGayle, Zhang, Z., Li, D., Huang, Y., Zhang, M., Hou, R., Ye, Z., Li, G., Zhang, J., Huang, S., Zhang, H., Zhang, J., Spindler, Rebecca E., and Wildt, David ...
Blue tit females mate with more than one male. Several possible blue tit fathers may then work together to stop predators from attacking their young, according to new research from the University of ...