20 Little-known Facts About World War II

Photo 3 of 20

During World War II, Japan dropped bombs on China with plague-infected bubonic plague fleas. The use of these entomological weapons led to a large-scale epidemic, which subsequently claimed the lives of 440 thousand to 500 thousand Chinese.

How Different Animals See the World

Everyone probably has long known that animals see this world differently from humans. Some may even know what exactly is changing in the visual perception of a snake, cow or turtle. But sometimes knowing in words is sometimes not enough, so we offer you to see everything with your own eyes!

The Actual Sizes of Some Things: 20 Examples With a Comparison!

The truth is, everything in this world is known in comparison! Human vision is an amazing thing, but alas, it is not always possible to trust it. Sometimes, in order to understand the real size of certain things, sometimes familiar to us, things, they just need to be placed next to those whose real sizes we know for sure. You will be surprised how big or small some objects, phenomena or creatures actually are, the real size of which we could not have guessed.

7 Reasons not to Drink Bottled Water Again

Water in a plastic bottle - it is certainly very convenient. But is it so safe as it might seem at first glance? The price of such a convenience is quite high: from environmental damage to health problems. It is time to consider whether a bottle of water is worth the terrible consequences that it may entail ...