New technology
Solar rails in the UK
The newly launched 30 kW solar camp in Hampshire will reduce operating costs and carbon emissions for the Wessex railway.
Sex
Browse ScienceInfo articles and explainers related to Sex.
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Articles about Sex
748 published items.
Health
10 causes the throat to feel entangled
Sometimes a throat with a feeling of entanglement when swallowing saliva is a sign of some throat disease or dysfunction.
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Ancient remains reveal our 'fishman' ancestors
More than a dozen sets of bones belong to the extinct species of the genus. He possesses the characteristics of the fishermen who stirred the ocean.
Health
Japan successfully selected sex for artificial insemination rats
The separation of X chromosomes and Y chromosomes is difficult because there are no functional differences between these chromosomes.
Health
Sexually transmitted diseases cannot be cured
Sexually transmitted diseases are spread from person to person through vaginal, anal or oral sex.
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Strangely, the village did not produce a boy in Poland for nine consecutive years
In a small border village in southern Poland, the government is proposing to reward the first family to have a son after 9 years of giving birth to a girl.
Health
How dangerous is gonorrhea?
Sexually transmitted gonorrhea, if delayed treatment is highly contagious, causes inflammation, painful swelling, the risk of infertility.
Animal world
Scientists explain the phenomenon of sex change in fish
More than 500 species of fish capable of changing sex are often in response to the surrounding environment.
Archeology
Discovering the 'love path' where 5 species of humans mate in deformities
A road from Africa across the Eurasian continent has revealed evidence of anomalous love between our modern humans and at least four ancient extinct human species.
Animal world
Meet penguins, gay giraffes to see ... normal
Not only penguins, giraffes, lions and many other animals can also be gay.
Archeology
40% of Asians carry traces of different marriages
After the shocking discovery of the Neanderthals extinct marriage, scientists continued to find descendants of the Denisovians in Asia.
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Strangely, the husband-wife land is allowed to have sex with his wife's sister
In the Hidatsa Tribe, North Dakota, USA, when the woman is at the end of her pregnancy, her husband is allowed to have sex with his wife's sister or sister.
Animal world
The fish only takes 20 days to transform from the male wall
It takes only 20 days for a fish to catch the male color, grow testicles and be ready to mate with other females.
Health
Scientists think that you can get gonorrhea because of French kissing
Before, people thought gonorrhea could only be transmitted through genital contact but research showed that gonorrhea because French kissing is also feasible.
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The strange sex customs in the world
Many strange and long-standing sexual customs are still happening in many nations around the world even though the door connecting them to the modern world has opened up…