New technology
Startup Polar Night Energy builds the world's largest sand battery
The sand battery designed by startup Polar Night Energy will be built over the next 13 months in Pornainen, Finland to meet year-round heating demand.
Sand
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Articles about Sand
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Videos
Video of thousands of crocodiles basking on the riverbank attracts more than 10 million views
A video of thousands of crocodiles became the focus of the online community last week, with 10.3 million views after just a few days of posting.
Science story
What lies beneath the thick sands of the Sahara desert in Africa?
Currently, the world's desert area has reached 30 million square kilometers, accounting for 20% of the total land area.
Space science
James Webb telescope reveals the truth about the planet from nowhere, where sand turns to clouds
For the first time, humanity has learned more clearly about what constitutes the mysterious object between the two states of a failed star and a superplanet, thanks to t…
Archeology
Researcher wants to release thousands of mammoths in the Arctic
Geneticist George Church is trying to revive the woolly mammoth that went extinct 4,000 years ago.
Biology
Ants help scientists discover thousands of fossils
A team of paleontologists recently discovered 10 previously unknown species of ancient mammals with the help of reaping ants.
Discover science
The city of a thousand years can't plant a tree: Reward 1 billion for successful 'rescue'
Although people tried many ways, trees still could not grow in this city. The government has offered a huge prize, but it seems
Oceanography
'Army' of thousands of crabs stacked under the sea
'Army' of thousands of native spider crabs appear in shallow waters off Australia's southern coast. They clustered into giant crab mounds underwater, some as tall as a p…
New technology
Finland installs the world's first sand cell system
The Finnish company installs a battery system whose main component is about 100 tons of sand, which helps to store green energy in the form of heat for months.
Photo library
The gilded rock stands precariously on the mountain for thousands of years, defying all the laws of physics
Looking through the image, everyone is curious to come and admire this strange golden rock.
Animal world
What's up with the close-up video of the owl's nest that attracts tens of thousands of views?
British wildlife enthusiast Robert Fuller set up cameras in locations around Yorkshire to capture close-ups of owls' nests.
Environment
China first discovered coastal 'singing sand'
Singing sand - the area of sand that naturally makes sounds when the wind blows - reflects the unique beach quality of Hainan Island.
Archeology
China found a thousand-year-old Buddha statue in gold and silver in a cave
Archaeologists have found that the giant Tathagata Buddha statue in the Longmen Grottoes in Henan may have been plated with gold, silver and encrusted with colored glass.
Conquer Mars
Elon Musk plans to build thousands of spacecraft, send millions of people to Mars
Elon Musk says his next goal is to build 100 Starship spacecraft a year and send 1 million people to Mars by 2050.
Oceanography
What has helped fishes withstand tremendous water pressure up to thousands of tons in the deep sea?
Why are some creatures able to survive thousands of meters deep, where there is terrible water pressure and extremely harsh habitats?