7 Most Dangerous Jellyfish in the Underwater World

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Portuguese boat (Physalia physalis)

The second name for jellyfish is physalia. Although this is rather not even a jellyfish, but a whole colony of polypoid and medusoid individuals. The «bite» of a Portuguese boat is extremely dangerous and painful (sensations are compared to hitting the skin with a whip). The main risk is the systemic effects of the poison. In severe cases, intense pain is followed by fever, shock, and impaired heart and lung function, which can lead to death. Physalias are accustomed to moving in groups of up to 100 colonies, and sometimes in resorts they have to close entire beaches because of them!

ANIMALS The Most Popular Cats on the Internet

The Most Popular Cats on the Internet

You probably met photos of these cats and kitties in different social networks. Their appearance and entrepreneurial owners made them real stars. Here you will see the top 14 most popular cats on the Internet. Go!
SOCIETY 20 Photos From the Days of Prohibition

20 Photos From the Days of Prohibition

In the United States, Prohibition began to operate in 1920 and continued right up to 1933. For 13 years, people have tried in every possible way to circumvent the ban on the sale, production and transportation of alcohol, staged demonstrations, protests, and massively engaged in smuggling. In our time, it is still difficult to imagine the effect of this law in full force. However, what the consequences may be and how people lived during the prohibitions on alcohol can be seen in the next photo selection.
AUTO Stereotypes About Cars and Their Owners

Stereotypes About Cars and Their Owners

It's no secret that a car is no longer just a vehicle for moving from point A to point B. The choice of cars has imposed certain stereotypes on its owners and it is sometimes difficult for us to imagine anyone other than a farmer driving a pickup truck. Today we will debunk the most popular myths related to cars and their owners.
ANIMALS Man, Stop it! Animals That Halved in 40 Years

Man, Stop it! Animals That Halved in 40 Years

More recently, the World Wildlife Fund has published statistics stating that wildlife has declined by 52% since 1970. Your attention is invited to a selection of animals that have experienced the influence of man on nature.
CELEBRITIES 12 Hollywood Stars That Have Changed Significantly for the Role

12 Hollywood Stars That Have Changed Significantly for the Role

Almost all the stars of show business and Hollywood actors try in one way or another to keep themselves in good physical shape, but when it comes to a major role, how many are ready to subject their body to transformations for the sake of cinema? Well, art requires sacrifice ... And before you is a list of stars who dared to gain or lose weight well for the role in the movie.
INTERESTING TOP Best Islands for Active and Beach Recreation

TOP Best Islands for Active and Beach Recreation

Are you tired and want to get distracted? These places will give you unforgettable impressions and the warmest memories of a lifetime. Warm sand, azure shores and a stunning underwater world will not leave anyone indifferent. This collection contains the best islands for rest and relaxation.
ANIMALS 10 Erroneous Facts About Animals

10 Erroneous Facts About Animals

Some knowledge about animals was passed on to us by word of mouth, some we learned at the school desk, and some we learned from the media. But is all our knowledge true? We picked up 10 erroneous facts about animals that you might not have guessed about ..
INTERESTING The Actual Sizes of Some Things: 20 Examples With a Comparison!

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.