A crippled American spaceship is set to burn up in the atmosphere over a remote region of the South Pacific on Thursday, bringing a fiery end to its failed mission to land on the moon.
Space Exploration
Jan 18, 2024
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248
The moon is almost completely covered in dust. Unlike on Earth, this dust is not smoothed by wind and weather, but is sharp-edged and also electrostatically charged. This dust has been studied since the Apollo era at the ...
Planetary Sciences
Jan 18, 2024
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37
Columbia researchers analyzing images from NASA's James Webb Space Telescope have found that galaxies in the early universe are often flat and elongated, like breadsticks—and are rarely round, like balls of pizza dough.
Astronomy
Jan 17, 2024
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125
Metalenses have been used to image microscopic features of tissue and resolve details smaller than a wavelength of light. Now they are going bigger.
Optics & Photonics
Jan 17, 2024
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54
For the first time, high-resolution images captured by the James Webb Space Telescope are offering powerful insights into the complex dust patterns of nearby star-forming galaxies.
Astronomy
Jan 17, 2024
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33
In a burning plasma, maintaining confinement of fusion-produced energetic ions is essential to producing energy. These fusion plasmas host a wide array of electromagnetic waves that can push energetic ions out of the plasma.
Plasma Physics
Jan 16, 2024
5
207
Atoms can absorb and reemit light—this is an everyday phenomenon. In most cases, however, an atom emits a light particle in all possible directions—recapturing this photon is, therefore, quite hard.
Optics & Photonics
Jan 16, 2024
4
171
New research has cracked a vital process in the creation of a unique rock type from the moon. The discovery explains its signature composition and very presence on the lunar surface at all, unraveling a mystery that has long ...
Astronomy
Jan 15, 2024
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76
Is it the little spaceship that could?
Space Exploration
Jan 13, 2024
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101
The Dark Energy Survey took an entire decade to produce a value for the cosmological constant—and it's smaller than you might think! There were other stories as well, including one about primeval black holes, and because ...
