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  1. Humans

    Meet the first known child of a Neandertal and a Denisovan

    DNA analysis of a bone fragment reveals Neandertal movements between Siberia and western Europe.

    By Tina Hesman Saey
  2. Earth

    Scientists create a mineral in the lab that captures carbon dioxide

    Magnesite takes a long time to form in nature. Now, a team has found a way to speed up the making of the mineral, which can store carbon dioxide.

    By Carolyn Gramling
  3. Oceans

    Beaked whales may frequent a seabed spot marked for mining

    Grooves in the seafloor may signal that whales visit a region that is a prime target for future seabed mining.

    By Carolyn Gramling
  4. Astronomy

    Five things we learned from last year’s Great American Eclipse

    A year after the total solar eclipse of 2017, scientists are still pondering the mysteries of the sun.