Bright Side

Regardless of whether we’re young or old, the world in which we live is full of incredible things and phenomena of which we’ve yet to learn. That’s how it is, how it’s always been, and how it always will be. One simply can’t know everything. Here's a collection of fascinating facts that are definitely worth checking out!

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The human body is an incredibly intricate and complex system. Did you know that there are more than 300 million capillaries in your lungs? If you stretch them from end to end, they will reach the distance that is equal to the width of the US. Or that if you kiss another person for a certain amount of time, this is much more effective in terms of hygiene than using chewing gum? It normalizes the level of acidity in your oral cavities! Doesn't this sound amazing?!

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What's your favorite travel destination? Is it some beautiful European city like Paris, Rome or Athens? But have you ever noticed that European cities are much flatter than those in USA or Asia? Of course there're tall buildings in the financial districts but their number is nothing compared to those in other parts of the world. What stops Europeans from building a large number of skyscrapers and start looking like New York, for example?

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Space is really big and there's so much to explore! Each planet in our Solar System is unique, has its atmosphere defined by the layer of gas enveloping it. On Earth the atmospheric ozone protects us from ultraviolet radiation and allows organisms to live. What's the atmosphere of Mars, Venus and other planets of our Solar System? And how does it affect the sound of your voice? Let's explore how you'd sound on other planets!

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Why do planes fly so high and how do pilots know exactly when to start landing? The work of each airplane is exact science. Even though planes are one of the most popular ways to travel, they remain somewhat enigmatic and raise numerous questions. For example, have you ever noticed that after choosing a window seat you might end up looking at a wall? Why aren't plane seats lined up with windows? Could it be a design flaw?

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Ocean exploration: how fast is it going? Just 5% of the ocean discovered... doesn't sound like a lot, does it? Why haven't we explored more of the ocean? Think about it: we know space more than what hides in our ocean waters. Here're 30 ocean facts that'll send shivers down your spine. Spoiler: there's a 'milky sea' phenomenon you'd definitely wanna see.

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What makes you smarter than average? Do smart people have bad handwriting? Do smart people talk to themselves? We've gathered 15 habits that make smart people stand out from the crowd. Spoiler: one of them has to do with chewing a gum! Another one is self-control with food. Find out, what it means and how to achieve it. Here're the signs you're smarter than you think.

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The air around you is more important than you might think. What happens if you never open your windows? Will it affect your body and immune system? Why is fresh air important for you? Let's imagine you have all the windows shut all the time and no fresh air can get into your place. What consequences will it bring to your health and emotional state?

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Have you ever paid attention to the bottom part of a bottle? It has a secret dent for a reason. Let's take a look at the hidden features of these objects we see and use every day.

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Why do humans cry? Why are human bodies so fragile? How many taste buds do humans have? There're numerous questions about our bodies that keep showing up. Human body is an example of a complex machine, where everything works like magic. Here're 24 crazy things your body can do. One of them: we can actually twist our eyes in a weird way.

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