Uncategorized

  1. Genetics

    CRISPR gene editing moved into new territory in 2017

    Scientists edited viable human embryos with CRISPR/Cas9 this year.

    By Tina Hesman Saey
  2. Climate

    The Larsen C ice shelf break has sparked groundbreaking research

    The hubbub over the iceberg that broke off Larsen C may have died down, but scientists are just getting warmed up to study the aftermath.

    By Carolyn Gramling
  3. Humans

    The story of humans’ origins got a revision in 2017

    Human evolution may have involved the gradual assembly of scattered skeletal traits, fossils of Homo naledi and other species show.

    By Bruce Bower
  4. Astronomy

    Seven Earth-sized planets entered the spotlight this year

    The discovery of seven Earth-sized planets orbiting a single cool star fuels a debate over what counts as good news in the search for life outside the solar system.