News

  1. Life

    This marine alga is the first known eukaryote to pull nitrogen from air

    An alga’s bacterial symbiote has evolved into an organelle that turns atmospheric nitrogen into ammonia, making the alga unique among eukaryotes.

    By Jake Buehler
  2. Space

    How a sugar acid crucial for life could have formed in interstellar clouds

    Computer calculations and lab experiments have revealed a possible mechanism for the creation of glyceric acid, which has been seen in meteorites.

    By Saugat Bolakhe
  3. Health & Medicine

    Teens are using an unregulated form of THC. Here’s what we know

    The compound is called delta-8-THC and, like delta-9-THC in marijuana, comes from the cannabis plant and may hurt teens’ brains.