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The Evolution of Valentine's Day
Evolutionary psychologist Gad Saad explains how the biological imperative to spread one's genes underlies our rituals of romantic love.
Nala Rogers, Staff Writer
Human
Science Helps Keep Your New Year’s Resolutions
Turning New Year’s resolutions into habits.
Alistair Jennings, Contributor
Human
How Conscious Are You?
Scientists use physical models to quantify human consciousness.
Yuen Yiu, Staff Writer
Human
Why Daily Hunger Peaks Around 3 p.m.
If you are suddenly really hungry at 3pm it's because your brain feels like it's chemically high!
Alistair Jennings, Contributor
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