One dead in rare US mountain lion attack

A rare attack by a mountain lion on two brothers in a remote area of California left one dead and the other severely injured over the weekend, with authorities reporting that the cat was subsequently euthanized.

Tiniest 'starquakes' ever detected

At a distance of 11.9 light years, Epsilon Indi (ε Indi) is an orange dwarf star (also known as a K dwarf) with 71% of the sun's diameter. An international team, led by Instituto de Astrofísica e Ciências do Espaço (IA) ...

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