A team of experts in the United Kingdom found in a new study that people who go through small, positive personality changes over the course of their lives find it easier to be happy.
Trying to make a big decision while you’re also preparing for a scary presentation? You might want to hold off on that. Feeling stressed changes how people weigh risk and reward.
Potts says prehistoric climate changes appear to have coincided with milestones in human evolution, such as the emergence of bipedalism - walking on two feet - the development of a larger brain and tool-making skills.
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