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  1. Tech

    This self-driving car could one day take you on a real road trip

    Most autonomous cars are city drivers. This one’s made for cross-country road trips.

    By Maria Temming
  2. Planetary Science

    Getting NASA’s Pluto mission off the ground took blood, sweat and years

    Alan Stern talks about the new book ‘Chasing New Horizons’ and what’s next for the spacecraft that got close to Pluto.

    By Lisa Grossman
  3. Health & Medicine

    50 years ago, starving tumors of oxygen proposed as weapon in cancer fight

    Starving cancerous tumors of oxygen was proposed to help kill them. But the approach can make some cancer cells more aggressive.

    By Cassie Martin
  4. Health & Medicine

    An enzyme involved in cancer and aging gets a close-up

    The structure of telomerase, described with the greatest detail yet, may give researchers clues to cancer treatments and other telomerase-related illnesses.