Random close packing or jamming of spheres in a container

Scientists at the theoretical institutes, Chinese Academy of Science and Cybermedia Center at Osaka University performed extensive computer simulations to generate and examine random packing of spheres. They show that the ...

New Monarch butterfly breeding pattern inspires hope

A count of the Western Monarch butterfly population last winter saw a staggering drop in numbers, but there are hopeful signs the beautiful pollinators are adapting to a changing climate and ecology.

Rhino population in Nepal grows in conservation boost

Nepal's population of endangered one-horned rhinoceros has grown by more than a hundred over the past six years, officials said, with campaigners hailing the increase as a conservation "milestone".

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