The best hope for finding life on another world isn't listening for coded messages or traveling to distant stars, it's detecting the chemical signs of life in exoplanet atmospheres. This long hoped-for achievement is often ...
Astrobiology
Jun 19, 2023
0
1069
The term meta means a concept of transcendence or surpassing, and when applied to materials, metamaterials encompass artificially engineered substances that exhibit properties not naturally found in the environment. Metasurfaces, ...
Nanophysics
Jun 14, 2023
0
84
Molecules in water and other polar media are subject to strong electric forces. Such forces originate from their liquid environment, which at ambient temperature undergoes ultrafast structural fluctuations. A new method maps ...
Analytical Chemistry
Jun 12, 2023
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14
A new study at Umeå University provides insight into how mercury transforms into its more toxic form, methylmercury, with the help of small sulfur-containing substances known as thiols.
Biochemistry
May 29, 2023
0
6
3D printers form objects by layering melted plastic or metal, but this only works on large scales. What you need to fabricate microdevices for which the layering step is not feasible? What if it were possible to print directly ...
Optics & Photonics
May 10, 2023
0
20
If we ever find life on other worlds, it is unlikely to be a powerful message from space. It's certainly possible that an alien civilization specifically sends us a radio message like a scene out of Contact, but the more ...
Astrobiology
May 4, 2023
0
69
Researchers at Aalto University have discovered a new way to use biowaste to provide sound absorption and thermal insulation.
Materials Science
May 4, 2023
0
3
Chinese researchers have successfully fabricated mechanical metamaterials with ultra-high energy absorption capacity using ion track technology. The results were published in Nature Communications as an Editor's Highlight.
Nanophysics
Apr 21, 2023
0
172
The vast majority of absorbent materials will lose their ability to retain water as temperatures rise. This is why our skin starts to sweat and why plants dry out in the heat. Even materials that are designed to soak up moisture, ...
Polymers
Apr 18, 2023
1
146
An accretion disk is a colossal whirlpool of gas and dust that gathers around a black hole or a neutron star like cotton candy as it pulls in material from a nearby star. As the disk spins, it whips up powerful winds that ...
Astronomy
Apr 10, 2023
1
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