Mices

Research shows that mice avoid previously victorious opponents due to brain responses triggered by oxytocin, highlighting a biological basis for social learning and avoidance behaviors. Credit: SciTechDaily.comFindings may offer insight into social disorders like autism.Like humans, mice live in complex social groups, fight over territory and mates, and learn when it is safer to avoid certain opponents. After losing even a brief fight, the defeated animals will flee from the mice that hurt them for weeks afterward, a new…

Tiny swimming robots help mice get rid of deadly bacterial pneumonia in their lungs Microrobots, created by nanoengineers at the University of California, San Diego. Tiny swimming robots can carry medication, and swim around in the lungs, and these robots sort bacterial pneumonia which is life-threatening. The microrobots successfully eradicated the bacteria that causes pneumonia in the lungs of mice, resulting in 100% survival. In contrast, mice that weren’t treated all passed away three days after becoming ill. Nature…