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How Did We End Up in a Post-factual World?

The belief in alternative facts, the hallmark of the post-factual world, arises from our tribal nature. It makes the worldview of true believers internally consistent. Hence, it's strength..
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Want to Know Why Exercise is So Good for Your Brain?

Exercise induces epigenetic changes that increase BDNF, a protein that keeps neurons healthy and improves cognitive function.
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How Little White Lies Can Lead to Great Big Ones

Studies show lies increase with repetition but only when the participant benefited. Self-interest is the thing that pushes people down that slippery slope.

The Fascinating History of the Color Red

The color red was most likely the first color (besides black and white) to be registered in our ancient ancestors brains.
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What Can We Learn About Fatherhood From Science?

What does biological science tell us about fatherhood? A scientist explores some scientific studies on brain and hormonal changes that have evolved to be sure we nurture our young.
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How Memories Can Be Modified and Manipulated

Our memories may not be truly our own. They're subject to social influences, some positive (they correct factual errors and omissions) and some negative (they manipulate the memory of facts to conform to the "accepted" version regardless of veracity). This is not just an exercise in theoretical psychology, it has important social implications.

Random Thoughts on ‘The Theory of Everything’

Stephen Hawking overcame the physical affliction of his degenerative neurologic disease (ALS) with his soaring optimism going on to become one of the world's most famous theoretical physicists. Unique aspects of the human brain help explain why.
depressed black lab (Photo credit: CC: Lecates 2007, Newtown, Alpharetta, GA, US)

Why Dogs Aren’t Schizophrenic

Dogs suffer from almost every psychiatric disorder that afflicts humans—all except one: schizophrenia. Why is that?
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Cooperation in the Age of the Gerrymander

In the past, cooperation for mutual benefit was so biologically advantageous that it was hard-wired in the brain, but politics may have changed the rules of the game.
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What Makes Humans Exceptional? Our Neurobiology

What makes humans exceptional animals? Turns out we have an area of the brain that is not found in other animals and may be the basis for our ability to plan.

The Fascinating History of the Color Blue

In ancient literature, the sea and sky were described as anything but blue, perhaps because it was not as important to them as black, white, and red.
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The Ancient Human Language of Music

Music and dance are uniquely human activities that have accompanied human evolution since we became full-fledged social animals.