New research from Japanese scientists suggests that a dog’s eyes may well up with tears of happiness when reunited with its owner after a period of absence. Tears in dogs have not been linked with emotion before. We found that dogs shed tears associated with positive emotions . . . oxytocin was discovered as a possible mechanism underlying it . . . “ - Takefumi … [Read more...]
Why thinking hard exhausts you and what can be done about it
Should you keep pushing yourself when your mind is telling you to slow down? Scientists believe they’ve found what’s happening in your brain after a hard day of thinking <Link>. What is happening, writes Jason Feifer, is not pretty. It's not an energy problem. It's a brain problem. They are not computers that work forever . . . our minds need a rest.” When our brains … [Read more...]