Ultraviolet (UV) radiation can break most of the chemical bonds in organic matter, and prolonged exposure to ultraviolet light can cause significant harm to humans and objects. In response, UV-shielding materials have been ...
Optics & Photonics
Jul 30, 2024
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1
Due to their stability and resistance to water and grease, PFAS chemicals (short for per- and polyfluoroalkyl substances) are used in a wide range industries, but they are harmful to health and the environment. Membranes ...
Polymers
Jun 3, 2024
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7
A breakthrough in sustainable molecular transformations has been achieved by researchers at the University of Helsinki. Led by Professor Pedro Camargo, the team has developed an important way to harness the power of visible ...
Analytical Chemistry
Mar 28, 2024
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1
Asteroid Ryugu has a rich complement of organic molecules, according to a NASA and international team's initial analysis of a sample from the asteroid's surface delivered to Earth by Japan's Hayabusa2 spacecraft. The discovery ...
Planetary Sciences
Feb 23, 2023
1
633
Dr. Michal Mazur and his colleagues from the Faculty of Science, Charles University in Prague study catalysts that are based on metal nanoparticles stabilized at zeolites. Recently, they have prepared a new type of zeolitic ...
Nanomaterials
Dec 14, 2022
0
65
Rising temperatures and increasing droughts have scientists looking for ways to better predict how plants will react to stress. Every study offers a little more information. Now, scientists have discovered a way to yield ...
Biochemistry
Dec 9, 2022
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32
Scientists have long pondered how and when the evolution of prokaryotes to eukaryotes occurred. A collaborative research team from Tohoku University and the University of Tokyo may have provided some answers after discovering ...
Evolution
Sep 5, 2022
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641
Ultra-hot Jupiters—named as such because of their physical similarities to the planet Jupiter—are exoplanets that orbit stars other than the sun with temperatures so high that the molecules in their atmospheres are completely ...
Space Exploration
Nov 10, 2021
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21
An emerging hydrogel material with the capacity to degrade and spontaneously reform in the gastrointestinal tract could help researchers develop more effective methods for oral drug delivery.
Materials Science
Jul 16, 2020
0
8
Winters in the northern hemisphere are brutal. The harsh conditions drive some species to hibernate; bears reduce their metabolic state to conserve energy until spring. Forests also endure winter by conserving energy; they ...
Earth Sciences
May 27, 2019
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