History
History of hematology
Many blood transfusion experiments were conducted over the three decades before blood type and blood transfusion principles were discovered by scientists.
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Articles & explainers
40,619 published items in this category and its subcategories.
Biology
Mathematical models help select crops to combat drought
According to the Hydrological Processes, an international mathematical group has modeled to help determine how plants affect the conservation of water resources in diffe…
Biology
Why are cylindrical trunks?
Geometry tells us that the area of a circle is larger than any other.
Biology
'Herbal Heroin' - Indonesian farmer's livelihood
Kratom leaves may affect morphine-like brain receptors. Because of this, kratom has become a popular herb, but is also being abused as a narcotic
Animal world
Florida hunters catch Burmese pythons nearly 6 meters long
The record-breaking Burmese python was discovered in the Big Cypress National Reserve in a campaign to destroy this invasive species.
Animal world
Why do bat hang upside down when sleeping?
When resting or sleeping, bats always hang upside down, head down, using claws of the hind limbs to hook into the gap of cliffs, walls, rafters ...
Animal world
Kangaroo eat corpses to get nutrients
Ecologists observed some unusual behaviors of kangaroos due to scarcity of food.
Animal world
Eagles are so strange in appearance that everyone believes that they are ... masquerade
Surely, when you first see this bird, you will think that this is a person wearing a Cosplay costume or dreaming rather than Pokemon, instead of a real eagle.
Animal world
Paint cows like zebras to chase buffalo flies
The alternating black-and-white stripes can help the cow to be less attacked by the flies by the polarizing effect of light.
Animal world
Cats are not heartless, on the contrary, they are more affectionate than humans
A new scientific experiment has just shown the concept
Animal world
How to distinguish Vietnamese snakehead fish and Chinese bananas
Snakehead fish, also known as fruit fish, banana fish, is a type of fish often featured in the tray of Vietnamese rice. Not only delicious, snakehead fish also brings a…
Animal world
Teething helps piranhas eat everything
The researchers found that piranhas always have their teeth stored underneath their existing teeth to replace when they are dull.
Animal world
The lion smiled mysteriously in front of the camera lens
Initially, the lion roared greatly to the photographer. However, instead of attacking the photographer, it turned out to smile.
Animal world
Ferrets have lovely golden breasts that fascinate anyone
Marten Nilgiri mink or yellow-breasted mink Nilgiri has a prominent yellow chest on the black fur which looks very unique and eye-catching. This ferret is quite omnivoro…
Discover science
The discovery of 'muscle disappearing' in humans more than 250 million years ago
Some muscles of man