Debris disks are quite common in the universe. Young stars have protoplanetary disks from which planets form. Black holes have accretion disks that are the source of the galactic jets. Supernova remnants can form a disk around ...
Astronomy
Oct 23, 2023
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9
Data from the James Webb Space Telescope (JWST) has shown that an exoplanet around a star in the constellation Leo has some of the chemical markers that, on Earth, are associated with living organisms. But these are vague ...
Astrobiology
Sep 16, 2023
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153
In a study published in Science Advances, Chinese researchers have demonstrated the dynamics of liquid entrainment on solid surfaces with millimeter structures.
Soft Matter
Sep 15, 2023
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31
University of Sydney researchers have observed oil molecules retaining their 'liquid-like' properties when they are chemically attached as an extremely thin layer to solid surfaces, opening new possibilities for designing ...
Nanomaterials
Aug 17, 2023
1
352
The behavior of drops on surfaces is of interest for a variety of applications. However, properties such as velocity, friction or shape on inclined surfaces depend on a large number of parameters—their behavior is still ...
General Physics
Aug 16, 2023
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94
Scientists aren't entirely sure how life began on Earth, but one prevailing theory posits that persistent cycles of wet and dry conditions on land helped assemble the complex chemical building blocks necessary for microbial ...
Planetary Sciences
Aug 9, 2023
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43
Humans have been fascinated by Mars probably since the first of the species turned their gaze to the night sky. Space exploration today attests to that continuing fascination.
Planetary Sciences
Jun 20, 2023
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33
Everyday materials such as paper and plastic could be transformed into electronic "smart devices" by using a simple new method to apply liquid metal to surfaces, according to scientists in Beijing, China. The study, published ...
Materials Science
Jun 9, 2023
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27
Imagine an Earth-sized planet that's not at all Earth-like. Half this world is locked in permanent daytime, the other half in permanent night, and it's carpeted with active volcanoes. Astronomers have discovered that planet.
Astrobiology
May 17, 2023
0
80
Perseverance, a NASA rover, is collecting rocks on the surface of Mars, more than 200 million kilometers away. Though they could eventually become the most valuable rocks on Earth, the rover has limited space for these samples. ...
Planetary Sciences
May 2, 2023
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