History
Things related to the Berlin Wall are rarely mentioned
In August 1961, the army of the GDR closed the border between East and West Berlin, and began to build a wall to separate it. Here are things about that Berlin wall that…
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Articles & explainers
40,619 published items in this category and its subcategories.
Oceanography
Decorator Crab: The 'chameleon' species on the seabed
Decorator crab is the name for many crabs of different species, belonging to the superfamily Majoidea, which prefer to use materials from their surroundings to camouflag…
Archeology
The ancient female vampire's grave is still 'sealed'
A 17th- to 18th century vampire tomb has just been unearthed in Poland, inside is the remains of a woman with a sickle around her neck to prevent her from returning to t…
Biology
Poison Garden - The world's deadliest garden
Poison Garden in the city of Northumberland, England, is home to more than 100 different poisonous, hallucinogenic and anesthetic plants. And now it is open to the publi…
History
The story behind the highest denomination USD bill: 100,000 USD
'Money is the source of all evil', we often hear this saying. But whatever your opinion about money, money is still a necessity in today's world.
Discover science
Visit the palaces where the current kings and queens of the world are still living today
There are many fairy-tale palaces, still being used by royal families everywhere as their accommodation.
Oceanography
That's good fighting, but killer whales succumb to these gentle 'guardians'
The humpback whale protects seals, moonfish, and many other species from the ocean 'god' and its relative: the killer whale .
Oceanography
Discovering super rare fish in the sea
Drum-eye fish, living 600-800m above the surface of the water (called the twilight zone or mesozoic), fish with a transparent head that encases the eyes upward like mesm…
Animal world
Strangely, the gentle turtle is a nightmare for predators and scientists
In the natural world, no animal can attack a turtle shell directly. Turtles are undoubtedly one of the most successfully evolved species in the wild.
Space science
The Artemis 1 mission opens a new era of interplanetary science
The first flight of the Artemis lunar exploration program will include a series of science experiments to prepare for future missions.
Space science
Lucy's Mission: Uncover the secrets of the Solar System's 'time capsule'
Lucy successfully made a long journey on October 16, 2021. Along the way, it will spend 12 years exploring alone in dark and deep space.
Animal world
Should extinct animals be revived?
According to the World Wide Fund for Nature (WWF), nearly two-thirds of the world's wildlife has been lost in the past 50 years. Tens of thousands of species are also th…
History
The traditional methods of avoiding heat of the ancients
When there was no air conditioner, how did people deal with the heat? She writes below that we answer this question together.
History
5 biggest naval battles in World War 2 history
The following battles top the list of the greatest naval battles of the entire Second World War.
Space science
Why did NASA launch yeast into space and not something else?
Yeast is a very common single-celled microorganism thanks to its very high application in human life. There are thousands of species of yeast that are scientifically doc…