Your fear response starts in your brain but quickly spreads through your body—affecting your thinking, heart rate, breathing, muscles, digestion, and more. Fear is normal and helpful, but it can become anxiety if your fear response kicks in when no threat is present. Read this article to learn more about how fear works, how it differs from anxiety, and when fear may be negatively affecting your life.
Several Shakespearean plots points, including the climax of Romeo and Juliet, focus on powerful potions. Did the bard dream them up, or might they have really existed?
Fear may be able to spread from person to person—just like a virus. Recent studies have indicated that humans can smell fear and disgust in the body odor of those nearby, causing the part of their own brain that processes those emotions to become active.
There is a famous optical illusion with two gray lines inside a number of black and white bars. The gray bars are the same color, but they appear lighter or darker depending on which bars are around them. Science was never sure why, but it seems the answer lies in you brain’s neurons and how fast they can fire.
A middle-aged woman—known as SM—blithely reaches for poisonous snakes, giggles in haunted houses, and once, upon escaping the clutches of a knife-wielding man, didn’t run but calmly walked away. All because a rare kind of brain damage precludes her from experiencing fear of any sort.
How do you make something old and familiar feel fresh and new? Science suggests the trick is to interact with it in new ways. Something as simple as eating popcorn–but doing so with chopsticks–can result in people rating the popcorn as tastier and more enjoyable than eating the same popcorn with their hands. Read the article and think of ways you may make things you already own feel new again.
When most people think of an illusion, they think of an image or video–but there are audio illusions that trick your hearing, too. After you watch this video, you’ll have to ask yourself “Can I trust my own ears?”
One great way to expand your worldview is to learn a new language. It turns out that the benefits of doing so reach far beyond simply being able to communicate with more people.
While hard work is a good path to success, there is another route that some people have followed: the simple accident. Some of the world’s biggest discoveries and inventions have happened by accident. And yet, to see a mistake and not think of it as a failure, but rather as a new and unexpected form of success, takes a special kind of industrious mindset.
Eyewitness testimony can be really important when investigating crimes, but how can we make them more reliable? SciShow looks at the scientific and psychological evidence around several ways in which your memory can fail–and how we may be able to minimize these effects.
