Topic: Marana

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  • In Pictures Hydrothermal vents

    This hydrothermal vent emits black smoke. Hydrothermal vents are fissures in the earth's surface, often found in volcanically active areas. Undersea vents support unique and diverse ecosystems. The base of the food chain in submarine undersea vents is chemosynthetic bacteria fed by chemicals dissolved in the vent fluid.

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  • Arizona meteor: Video captures brilliant display

    Arizona meteor: A huge meteor streaked across the night sky in Arizona, creating sonic booms. Scientists are now hunting for fragments.

  • In Pictures Hydrothermal vents

    This hydrothermal vent emits black smoke. Hydrothermal vents are fissures in the earth's surface, often found in volcanically active areas. Undersea vents support unique and diverse ecosystems. The base of the food chain in submarine undersea vents is chemosynthetic bacteria fed by chemicals dissolved in the vent fluid.

  • Photos of the Day Photos of the Day 02/16

    Children take part in Olney, England's Pancake Race on Tuesday. The town's famous pancake race is held every Shrove Tuesday, featuring women who have lived in the town for more than six months. The event dates back to 1445 and is believed to have begun when a townswoman late for services on Shrove Tuesday at the Olney Parish Church ran down High Street to make it to the church, still clutching her frying pan and wearing an apron.

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