09/02/2024

Global study: Wild megafauna shape ecosystem properties

For millions of years, a variety of large herbivores, or megafauna, influenced terrestrial ecosystems. Among many others, these included elephants in Europe, giant wombats in Australia, and ground sloths in South America. ...

Researchers discover cosmic dust storms from Type 1a supernova

Cosmic dust—like dust on Earth—comprises groupings of molecules that have condensed and stuck together in a grain. But the exact nature of dust creation in the universe has long been a mystery. Now, however, an international ...

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