Social distancing in nature

Forager ants do it, vampire bats do it, guppies do it, and mandrills do it. Long before humans learned about and started "social distancing due to COVID-19," animals in nature intuitively practiced social distancing when ...

Comet Lovejoy shows asymmetric behavior at perihelion

(Phys.org)—Indian astronomers have recently conducted spectrographic observations of long-period Comet Lovejoy to study its gas emission. They found that this comet showcases an asymmetric behavior at perihelion and an ...

Using stellar 'twins' to reach the outer limits of the galaxy

Astronomers from the University of Cambridge have developed a new, highly accurate method of measuring the distances between stars, which could be used to measure the size of the galaxy, enabling greater understanding of ...

Radio telescopes settle controversy over distance to Pleiades

Astronomers have used a worldwide network of radio telescopes to resolve a controversy over the distance to a famous star cluster—a controversy that posed a potential challenge to scientists' basic understanding of how ...

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