Tetraphenylammonium, with all four hydrogens of ammonium (NH4+) replaced with benzene rings, has neither been discovered in nature nor chemically synthesized, calling into question whether it could exist. Here, we succeeded ...
Analytical Chemistry
Jun 3, 2022
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122
A catalyst is a key ingredient for many chemical reactions. It facilitates a molecule to change into another molecule, without being changed itself, meaning it can be used multiple times. However, many catalysts are made ...
Materials Science
Jun 2, 2022
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132
In collaboration with the group of Professor Mordechai Segev (Technion, Israel Institute of Technology), physicists from the group of Professor Alexander Szameit (University of Rostock) have demonstrated a novel type of mechanism ...
Optics & Photonics
Jun 1, 2022
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701
An international team led by a University of Sydney scientist has discovered an unusual radio signal emitting neutron star that rotates extremely slowly, completing one rotation every 76 seconds.
Astronomy
May 30, 2022
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1977
By analyzing data from ESA's XMM-Newton spacecraft and NASA's TESS telescope, German astronomers have inspected a highly variable polar known as V496 UMa. Results of the study, published May 20 on arXiv.org, deliver more ...
Climate change debates on Reddit don't happen in polarized "echo chambers", new research suggests.
Social Sciences
May 27, 2022
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5
Each year, the world loses about 10 million hectares of forest—an area about the size of Iceland—because of deforestation. At that rate, some scientists predict the world's forests could disappear in 100 to 200 years.
Materials Science
May 25, 2022
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244
Despite effective vaccines, the rabies virus kills around 59,000 people a year. We asked medical anthropologist Deborah Nadal why the disease is still a threat.
Veterinary medicine
May 20, 2022
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26
Several southern French towns sizzled in record high temperatures for May on Wednesday, while the month as whole is on track to be the hottest since records began, the national weather service said.
Environment
May 18, 2022
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16
As early as 9,500 years ago, people in Europe used slash-and-burn methods to make land usable for agriculture. This is shown by environmental data generated by scientists from the Senckenberg Center for Human Evolution and ...
Archaeology
May 17, 2022
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