Protein-splitting enzymes play an important role in many physiological processes. Such proteases are generally present in an inactive state, only becoming activated under certain conditions. Some are linked to diseases like ...
Bio & Medicine
Dec 12, 2023
0
9
For nearly fifty years, astronomers have come up empty-handed in their search for stars within the sprawling structure known as the Magellanic Stream. A colossal ribbon of gas, the Magellanic Stream spans nearly 300 moon ...
Astronomy
Nov 29, 2023
0
2068
Burning coal to generate electricity is on the way out in the United States, but the nation's long dependence on the fossil fuel took a devastating toll.
Environment
Nov 24, 2023
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1
How was the air breathed by Caesar, the Prophet Mohammed or Christopher Columbus? A giant freezer in Copenhagen holds the answers, storing blocks of ice with atmospheric tales thousands of years old.
Environment
Nov 16, 2023
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8
Thanks to videos circulating on social media of bedbugs crawling through Parisian hotel rooms, movie theaters and public transportation, anxiety over the blood-sucking insects is high.
Other
Nov 15, 2023
0
5
Lasers are essential tools for observing, detecting, and measuring things in the natural world that we can't see with the naked eye. But the ability to perform these tasks is often restricted by the need to use expensive ...
Optics & Photonics
Nov 9, 2023
0
73
They reveal the origin of wine, the age of bones and fossils, and they serve as diagnostic tools in medicine. Isotopes and isotopologues—molecules that differ only in the composition of their isotopes—also play an increasingly ...
Astronomy
Nov 7, 2023
0
100
Metamaterials, famously likened to Harry Potter's invisible cloak, are artificial nano structures designed to manipulate light properties. However, the practical application of this technology in everyday life depends on ...
Nanophysics
Oct 30, 2023
0
1
A study published in the journal Science China Chemistry found that PBA3[InCl6]·H2O exhibits a special "herringbone" stacking mode that enables abundant weak interactions between organic ligands and metal halide units. While ...
Analytical Chemistry
Oct 24, 2023
0
9
Every day and night, hundreds of thousands of intense, brief flashes of radiation suddenly flicker on and then off all across the sky. These "fast radio bursts" are invisible to the naked eye, but to a radio telescope many ...
Astronomy
Oct 23, 2023
0
45
