7 Most Dangerous Jellyfish in the Underwater World

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Sea wasp (Chironex fleckeri)

The Cubomedusa class, to which this jellyfish belongs, has about 20 species that live in tropical seas, but the sea wasp is perhaps the most deadly of them. Its tentacles can reach 1.5 m in length, and the supply of venom from one sea wasp is enough to kill 50 people. A fatal outcome after a meeting with a box jellyfish can occur according to different scenarios. Upon contact with a jellyfish, a person immediately begins to feel severe muscle pain and paralysis of the respiratory system. The victim may die from suffocation in about 1.5 minutes, from painful shock in 5 minutes, or may simply choke due to pain and suffocation.

How Women Live in Saudi Arabia: Bans and Prejudices

Being a woman in Saudi Arabia is not as easy as it may seem to uninformed people. The thing is that inside their country they have more prohibitions than permits, which greatly affects their life in general and their existence in society. The most interesting thing in this situation is that at the legislative level, no prohibitions have been spelled out and to this day exist as a kind of tribute to traditions. But this, of course, does not free the woman from moral repressions and even physical punishment for the slightest misconduct, up to and including loss of life. The one that can and cannot be women in Saudi Arabia will be discussed in this collection.

Quarantine: Isolation or Moment of Reboot and Rest

Quarantine ... Pandemic ... Coronavirus ... These words we now hear from everywhere. But it depends only on us how we perceive and project them onto our lives. You can panic and drive yourself into a corner, or you can choose the opposite option and regard it simply as a new period of your life, time to search for truth, new opportunities and affirmation of life values. And so, for those who, like us, choose the second option, we provide a selection of how to use time effectively and profitably, which, as it seems to us, lasts so long in conditions of social isolation.

A Huge Stone Ball in the Middle of the Forest

The mountainous country of Bosnia and Herzegovina is shrouded in a considerable number of various miracles. These mysterious stone balls are just one of them. Most of these "balls" in the city of Zavidovichi. It was there, in the town of Podubravle that this huge ball of regular round shape was found, the study of which to this day is closely engaged by archaeologists and scientists ...

The most unpredictable interconnected things

Each item is endowed with its own unique history of appearance. Some of the inventions are quite explainable and logical, but how can you connect, for example, dogs and velcro closures for shoes? In today's selection, we will talk about the most unusual interconnections of some things that are already familiar to us.

13 Most Terrible And Dangerous Airports in the World

People who are afraid to fly usually reluctantly get on airplanes and travel long distances. Usually their fear is not confirmed by anything and is based on personal beliefs. However, looking at some airports, even the most daring traveler would have thought a hundred times before planning a flight to these countries. We offer you a rating of the most dangerous airports in the world, from which blood runs cold ...

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.