The improbable origins of life on Earth

We do not yet know how, where, or why life first appeared on our planet. Part of the difficulty is that "life" has no strict, universally agreed-upon definition.

Towards reducing biodiversity loss in fragmented habitats

When natural habitats are cleared to make way for cities, roads and agriculture, this often leaves behind "islands" of fragmented habitat that can place species at risk of extinction. Species are at risk when they find it ...

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