• Inspiring discovery through free access to biodiversity knowledge.
    Biodiversity Heritage Library

    The Biodiversity Heritage Library improves research methodology by collaboratively making biodiversity literature openly available to the world as part of a global biodiversity community.
  • Discover complete transcripts of all known letters Darwin wrote and received up to the year 1871.
    Darwin Correspondence Project

    Read and search the full texts of more than 8,500 of Charles Darwin’s letters, and find information on 6,500 more.
  • Recording and contextualizing the science of embryos, development, and reproduction.
    Embryo Project Encyclopedia

    A digital and Open Access publication of the Embryo Project–a collection of researchers who study the historical and social contexts of reproductive medicine, developmental biology, and embryology.
  • Preserving and communicating the history of science at the Marine Biological Laboratory in Woods Hole, MA.
    MBL History Project

    Digital archives, digital exhibits, and oral histories documenting the history of science at the MBL.
  • Our Weather’s Past, the Climate’s Future
    Old Weather

    Help scientists recover Arctic and worldwide weather observations made since the mid-19th century by transcribing ships’ logs.

  • Explore the Arctic of the past from the deck of a whaling ship.
    Old Weather: Whaling

    Online volunteers assist in exploring, marking, and transcribing ship’s logs, largely from the 19th and early 20th centuries.

Submit a project

Do you have or know of an HPS project that involves social engagement? Add it to our list!