Scientific works
Pyramid of Cestius: A unique building in ancient Rome
Referring to pyramids, people often think of ancient Egypt, however, these four-sided structures with tapered tops are also found around the world, belonging to many dif…
FOUR
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Articles about FOUR
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New technology
MIT team creates materials that are lighter than plastic and stronger than steel
The MIT team has created an ultra-light material that's four to six times stronger than bulletproof glass, which can be used to protect smartphone screens.
New technology
Chinese robot shows extreme mountain skiing skills
The ski competition is not only for talented athletes, but robots can also excel in this winter sport.
Space science
China will launch its first liquid-fueled rocket in 2022
A private company in China will launch the country's first liquid-fueled rocket this year.
Biology
Discover the world's most 'sensitive' flower
Chinese scientists have announced the discovery of four new species of plants in the Genesis Gentian that can close their petals for a few seconds when touched.
New technology
China develops the world's largest four-legged biological robot
Analysts say China has developed the world's largest electric four-legged biorobot, which can perform tasks in many complex terrains.
Space science
The universe is riddled with 4 holes, the culprit is a 'monster' black hole
Scientists have found four massive holes at the center of a galaxy cluster thanks to NASA's Chandra X-ray Observatory, which are linked to a pair of monstrous black hole…
Archeology
Surprise with the 'four-legged snake' that appeared 110 million years ago
Paleontologists claim to have found evidence of a link between snakes and lizards.
Discover science
Four-electron cluster - Special state opens up new possibilities for superconductivity and advanced electronics
Huge potential from the newly discovered state of the electron.
Animal world
The true love story of a dolphin and a young girl, the shocking act of being separated makes everyone stunned
After four weeks of eating, sleeping and playing together almost all day, Peter has developed a seemingly deep feeling for the girl next to him.
Archeology
Going fishing in the river, the farmer accidentally racked up the 'mysterious' turtle' with 4 back arrows
For the first time a national treasure, a bronze turtle with four arrows and 32 inscriptions dating back more than 3000 years of history, has caught the attention of arc…
Animal world
Hummingbirds can see the color 'invisible'
With four cone-shaped cells, the broad-tailed hummingbird can detect colors outside the visible spectrum of humans, the new study says.
Biology
The blue-green beetle that became extinct reappeared after 4 years
Biologists at the Florida Museum of Natural History discovered the rare blue bee in the US for the first time in four years.
Animal world
Discovered 4 species of marine worms with metallic scales
Four new species of worms have been discovered on the deep sea by submarines and remote-controlled diving equipment from the University of California San Diego, USA (UCS…
Space science
'Super Earth' discovered 25,000 light-years away
The newly discovered exoplanet has four times the mass of the Earth, orbiting the star as small as 1/10 of the Sun.