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12 小时
Big NASA spacecraft is headed to a dangerous region of the solar system
NASA's Europa Clipper mission will make flybys near Jupiter, a region of the solar system teeming with charged particles and ...
New Atlas
2 天
World's strongest resistive magnet fired up in China
Scientists in China have developed the world’s strongest resistive magnet, which produced a steady magnetic field of 42 Tesla ...
1 天
Solar Sails and Comet Tails: How Sunlight Pushes Stuff Around
It seems crazy, but light actually exerts a physical force on objects. It could power a new generation of spacecraft for deep ...
5 天
on MSN
Study raises questions about validity of standard model of solar flares
Solar flares are extremely intense events that occur in the sun's atmosphere, lasting anywhere from a few minutes to several ...
Live Science on MSN
9 天
Earth's outer core may hold a hidden 'doughnut'
A newly discovered doughnut shape in Earth's outer core may reveal elements that help drive the formation of the planet's ...
IFLScience
3 天
A Shift In The Geomagnetic Field Has Distorted Measurements Of The Florida Current
Allowing for the changes, this key component of Atlantic heat transfer appears to be much more robust than previously thought ...
3 天
on MSN
Earth to be blasted by geomagnetic storm today
When most folks think of Autumn, browning leaves, crisp wind and pumpkins come to mind – for scientists, though, it’s solar ...
6 天
Northern Lights: Why Today’s Equinox Could Mean Intense Displays
EDT on Sunday, September 22, 2024, the sun will cross the celestial equator, putting the magnetic fields of Earth and the ...
8 小时
《自然》(20240926出版)一周论文导读
研究组提出了一种基于半稳定混沌边缘(EOC)的迥然不同的原始技术,这是一种长期理论化但实验难以捉摸的机制,也是生物轴突中主动(自放大)传输的基础。通过电进入LaCoO3中的自旋交叉,研究组分离出半稳定的EOC,其特征是小信号负电阻和扰动放大。在EOC偏置介质顶部的金属线中,一端的信号输入在另一端离开后放大,而不通过单独的放大组件。
Interesting Engineering on MSN
2 天
Red dwarf exoplanets face uphill battle in supporting complex life – Part 1
The scientific community has long grappled with the question of whether these stars can support planets capable of sustaining ...
17 天
on MSN
Daniel K. Inouye Solar Telescope produces its first magnetic field maps of the sun's corona
The Daniel K. Inouye Solar Telescope, the world's most powerful solar telescope, operated by the NSF National Solar ...
Backgrounder
7 天
Backgrounder
Study: A key ocean current is holding strong, despite a predicted slowdown
In the study, researchers reconsider the data, correcting for a gradual shift in Earth’s magnetic field that they say ...
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