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  1. Planetary Science

    NASA will be heading back to Venus for the first time in decades

    Two newly selected missions, VERITAS and DAVINCI+, will explore the history of the planet's water and habitability.

    By Lisa Grossman
  2. Health & Medicine

    After vaccinating 95 percent of adults, a Brazilian city is returning to normal

    An experiment to vaccinate all adults against COVID-19 in Serrana shows that widespread immunization drastically cuts hospitalizations and deaths.

    By Meghie Rodrigues
  3. Health & Medicine

    A repurposed TB vaccine shows early promise against diseases like diabetes and MS

    The potentially helpful effect of the BCG vaccine on type 1 diabetes and other autoimmune diseases is beginning to make sense.