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!

INTERESTING The Most Creepy Houses You Can Rent on Airbnb

The Most Creepy Houses You Can Rent on Airbnb

Travelers often use the services of the Airbnb website to find a suitable apartment at an affordable price during their trips. Some of them choose authentic places to plunge into the history of the city, and some look for the most terrible places to tickle their nerves on the eve of the feast of all saints and rent houses entwined with myths about paranormal phenomena ...
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.
SOCIETY A Young Trucker Told About Her Work

A Young Trucker Told About Her Work

There are some women who are not afraid to go beyond the generally accepted framework and do as their hearts tell them, even if it alerts the society and raises a lot of perplexing questions. Ekaterina Mironova, a trucker from Nizhny Novgorod, Russia is just such a woman. She told about her work, a 20-ton truck and the dangers on the road in one of the interviews ...
INTERESTING Top Coolest Dance Clubs in the World

Top Coolest Dance Clubs in the World

Night clubs are places with a special energy that you should plunge into at least once in your life. We present a list of the most chic dance clubs from around the world, which everyone would surely like to visit.