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Found an extremely rare 2.6 billion-year-old black diamond from extraterrestrial
The rare 555.55-carat black diamond, the result of an asteroid-Earth collision billions of years ago, could be worth as much as $5 million.
Earth
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Articles about Earth
6,634 published items.
Space science
Experts warn of risks from plans to change solar radiation
Experts argue that while injecting billions of sulfur particles into the atmosphere's stratosphere helps to reflect most of the sun's rays, the consequences could outwei…
Environment
Why are volcanic tsunamis difficult to predict?
Volcanic tsunamis, like the one in Tonga on January 15, baffle scientists because of their complexity.
Environment
Why did the Tonga volcano produce record amounts of lightning?
The undersea Hunga Tonga-Hunga Ha'apai volcano produces unprecedented amounts of lightning, accompanied by explosions that can be heard from thousands of kilometers away.
Science story
The Earth's interior is cooling faster than expected
4.5 billion years ago, the Earth was covered with molten rock (magma) deep in the ocean, creating extreme temperatures common on its surface.
Space science
'Dead angle' causes asteroid to come very close to Earth without being detected
NASA's recent grim warning shows that Earth is facing potential dangers when asteroids
Science story
How does the earth breathe CO2?
This graphic by a researcher at the Max Planck Institute shows how plants on Earth take in and release carbon with each season.
Space science
Rare discovery of a giant moon 2.6 times larger than Earth
Astronomers have discovered a moon completely different from any object in our Solar System.
Space science
An asteroid as large as a house flies by 350,000km . from Earth
Astronomers photographed asteroids as large as a house with a diameter of about 4.2 - 9.5 m passed the Earth.
Space science
Earth falls into a 'bubble of nothingness' 1,000 light-years wide
The Earth, and the whole solar system, is strangely suspended in the middle of empty space, according to research led by the Harvard & Smithsonian Center for Astrophysic…
Archeology
The mystery of the 11 mass extinctions on Earth and the prediction of the 12th event
Up to the present time, the doomsday events still contain countless mysteries that humans have not been able to fully discover.
Space science
Earth creatures born in 'alien-like' horror place
Bathed in ultraviolet (UV) rays 10 times more deadly than Earth is today, the small group of creatures continued to survive and evolve for several billion years - they w…
Funny corner
Astronaut wears a gorilla suit to the International Space Station ISS
NASA astronaut Scott Kelly once brought a costume as a gorilla to the International Space Station ISS.
Space science
Chinese lander finds evidence of water existence on the Moon
China's Chang'e 5 lunar lander has sent back to Earth the first in situ evidence of the existence of water on the Moon's surface.
Space science
The Hubble Space Telescope hits the one billion second mark
The Hubble telescope with the mission to explore the vast universe has been operating for 31.7 years, bringing a lot of valuable scientific information.