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Science | Life Science | Emotions

What are the health benefits of laughter? What is happening in the brain when you're in love? What are the effects of isolation on the mind? Find out in these articles about human emotion.


Is Your Glass Half Full or Half Empty? The Positive Psychology Quiz

Is Your Glass Half Full or Half Empty? The Positive Psychology Quiz

How much do you know about positive psychology? Test your knowledge of the science with this quiz at HowStuffWorks. See more »

Is 'hangry' a real emotion?

Is 'hangry' a real emotion?

Hanger is a cross between hunger and anger, and it's real alright. Learn more about hanger, what causes it and how you can stop it at HowStuffWorks. See more »

How do you criticize something without being a jerk?

How do you criticize something without being a jerk?

No one likes being told they've done wrong. Find out how to criticize something without being a jerk at HowStuffWorks. See more »

This is your brain on love: The Science of Love Quiz

This is your brain on love: The Science of Love Quiz

Are you an expert on the science of love? Take this quiz about the science of love to prove what you know. See more »

Do we remember bad times better than good?

Do we remember bad times better than good?

Do we remember the bad times more than the good? The brain is wired for recalling trauma for a very good reason. Find out why we remember the bad times more. See more »

Hate Quiz

Hate Quiz

Do you think you understand hate? Take the hate quiz to prove what you know about our most disturbing emotion. See more »

How Hate Works

How Hate Works

What is going on in our brains when we hate? Can hate ever be a good thing? Read more about hate at HowStuffWorks. See more »

Quiz: What goes on in your brain when you're attracted to someone?

Quiz: What goes on in your brain when you're attracted to someone?

What goes on in your brain when you're attracted to someone? Take this quiz about attraction at HowStuffWorks. See more »

How does color affect you? Take the quiz

How does color affect you? Take the quiz

When it comes to painting your home, there's more to picking a color than meets the eye. Take this quiz to see how much you know about the effects of color on your mind! See more »

Why do we remember pain?

Why do we remember pain?

Why do we remember pain? It involves physical, emotional and psychological influences. Take a look at why we remember pain at Discovery Health. See more »