17/12/2020

Study tracks elephant tusks from 16th century shipwreck

In 1533, the Bom Jesus—a Portuguese trading vessel carrying 40 tons of cargo including gold, silver, copper and more than 100 elephant tusks—sank off the coast of Africa near present-day Namibia. The wreck was found in ...

Molecular probes require highly precise calculations

Catalysts are indispensable for many technologies. To further improve heterogeneous catalysts, it is required to analyze the complex processes on their surfaces, where the active sites are located. Scientists at Karlsruhe ...

New 3-D structure of RNA polymerase III could lead to new treatments

Scientists have created a three-dimensional map of a complex of molecules that plays a fundamental role in life—and which when it goes wrong is linked to increased sensitivity to viral infections and neurodegenerative diseases.

Why snow days are becoming increasingly rare in the UK

Winter frost fairs were common on the frozen River Thames between the 17th and 19th centuries, but they've become unimaginable in our lifetime. Over decades and centuries, natural variability in the climate has plunged the ...

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