A new ecological model suggests Neanderthals and modern humans interbred in the Zagros Mountains in what is now Iran before going their separate ways 80,000 years ago.

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The shape of the leaf is called the blade. This flat surface is held by the petiole to have the sun cover its entire surface. Sunlight is captured in the chloroplasts (organelles in the leaf that ...

On Tuesday, Salma Hayek was announced as one of four cover stars of the Sports Illustrated Swimsuit Issue 2025, with the actress, 58, looking stunning while posing in a pool. She wore a sparkling ...