Information about molecular shape of viruses that cause COVID-19, SARS, and MERS reveals structural similarities

Molecular structure of the papainlike enzyme known as PLPro. This enzyme allows the viruses that cause SARS, MERS, and COVID-19 to infect cells and replicate and suppress the host's immune function. Now that the enzyme ....

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Elements of surprise: Neutron stars contribute little, but something’s making gold, research finds

The Periodic Table, showing naturally occurring elements up to uranium. Shading indicates stellar origin. Credit: Content: Chiaki Kobayashi et al Artwork: Sahm Keily Neutron star collisions do not create the quantity of chemical elements previously ....

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Caffeine shot delivers wakeup call on antifungal drug resistance

Credit: CC0 Public Domain The management of fungal infections in plants and humans could be transformed by a breakthrough in understanding how fungi develop resistance to drugs. It was previously thought that only mutations in ....

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‘Wild West’ mentality lingers in modern populations of US mountain regions

Credit: Pixabay/CC0 Public Domain When historian Frederick Jackson Turner presented his famous thesis on the US frontier in 1893, he described the "coarseness and strength combined with acuteness and acquisitiveness" it had forged in the ....

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New insights into the global silicon cycle

Shrubland vegetation of the Sandplains in Southwest Australia. Credit: Félix de Tombeur An international team of researchers has learned more about the global silicon cycle by studying ancient soil samples in Australia. In their paper ....

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Giant leap for molecular measurements

Laser pulses lasting for mere femtoseconds (one-quadrillionth of a second) are stretched to the nanosecond (one-billionth of a second) range. Credit: © 2020 Ideguchi et al. Spectroscopy is an important tool of observation in many ....

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Researchers just captured 3 huge ‘alligator snapping turtles’

Credit: CC0 Public Domain Two words: Whoa, Nelly. A brave research crew from the Florida Fish and Wildlife Conservation Commission captured three massive and scary looking turtles late last week near Gainesville, according to a ....

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