Before the asteroid Bennu could hit the earth, NASA decided to "start"
The OSIRIS-REx spacecraft is about to perform a difficult operation: dig a rock sample from the asteroid Bennu and send it back to Earth....
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stevewoodgaz
2020年11月4日讀畢需時 1 分鐘
The shortest time span measured by humans to date
A few days ago, German scientists wrote in the recent "Science" magazine that for the first time they studied a process that took place...
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stevewoodgaz
2020年11月3日讀畢需時 4 分鐘
Tripped again! Who is protecting the circuit at home?
Speaking of tripping, we all know that when the total power of household appliances is too large, a large current will be generated in...
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stevewoodgaz
2020年11月2日讀畢需時 5 分鐘
Experts explain in detail: What 5G brings to energy storage
"For ordinary people, the application of 5G may be faster network speed and smoother watching videos, but if 5G is limited to these...
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stevewoodgaz
2020年11月2日讀畢需時 2 分鐘
There is more water on the moon than expected
Is there really a lot of water on the moon? It is speculated that water is "secreted" in the form of ice in the deep cold craters in the...
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stevewoodgaz
2020年11月1日讀畢需時 4 分鐘
Those who use the computer while swiping the phone have poor memory
With the development of the attention economy and the popularization of smart devices, it has become very common to use more than two...
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stevewoodgaz
2020年11月1日讀畢需時 2 分鐘
Uncover the secret of 50 black hole "pairing"
Four years ago, billions of light-years away, two huge black holes merged with each other while rotating, causing short ripples in space...
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