News

  1. Planetary Science

    Web Special: Welcome to Mars’ Victoria Crater

    With stunningly powerful vision, the HiRISE camera on NASA's Mars Reconnaissance Orbiter has taken a remarkable picture that shows the exploration rover Opportunity poised on the rim of Victoria Crater on Mars.

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  2. Wasting Deer: Deer saliva and blood can carry prions

    Saliva alone can transmit a brain-destroying disease from one animal to another.

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  3. Humans

    Nobel prizes recognize things great and small

    The 2006 Nobel prizes in the sciences were announced this week, and all five winners are U.S. scientists.

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  4. Earth

    Hot, Hotter, Hot: Climate seesawed during dinosaur age

    The climate during the time of the dinosaurs varied far more than scientists had previously thought.