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!

SOCIETY «I’m an Engineer»: 25 Ingenious Inventions of Ordinary People

«I’m an Engineer»: 25 Ingenious Inventions of Ordinary People

Obviously, loyal fans of the Crazy Hands section from a popular TV show worked on inventions from today's selection. The genius of the authors of these ideas sometimes crosses the maximum mark, but let's be honest ... Who cares how and from what this or that device is made if it works 100%? We bring to your attention 25 ingenious inventions from the category of "I’m my mother’s engineer"!
INTERESTING 7 Reasons not to Drink Bottled Water Again

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 ...
CELEBRITIES List of the Highest Paid Actors in the World

List of the Highest Paid Actors in the World

Талант должен оцениваться по достоинству. А именно в гонорарах. Ознакомьтесь со списком топовых актеров, которых заработали на съемках целое состояние!
INTERESTING Titanic Then And Now: 30 Photos

Titanic Then And Now: 30 Photos

The tragedy of 1912, when the Titanic sank, left an indelible mark on the hearts of millions of people. Today, the archive contains photographs from the bottom of the ocean in which the liner sank. This selection will clearly show the very unique shots of the sunken ship in comparison with the pictures that were taken in the year of the tragedy.
INTERESTING The Most Ridiculous Reasons for Children’s Tears

The Most Ridiculous Reasons for Children’s Tears

Children can cry for completely different reasons. But sometimes some of them reach the literal ... absurdity! Greg Pembroke, the father of a little boy, once created a website, which is called - "Why is my son crying." Since then, parents from all over the world have sent him pictures for publication in the likeness of those that we will show you now ...
ANIMALS Unexpected Dolphin Facts

Unexpected Dolphin Facts

Dolphins are quite intelligent animals of the underwater world that children and adults all over the planet love. Legends about the kindness of dolphins reach fantastic examples, but is everything so smooth in the idealized behavior of these animals?
INTERESTING What happens if there is 1 pineapple per day for a month

What happens if there is 1 pineapple per day for a month

Pineapple is a very sweet fruit with a bunch of nutrients and vitamins. Once it was considered so exotic that only members of the royal families could afford it. However, in addition to all the useful things this fruit has, its frequent use can also harm health. Learn all the pros and cons of eating pineapple everyday in this article ...