Tara Haelle is a freelance journalist based in Dallas.

All Stories by Tara Haelle

  1. illustration of orange and red prostate cancer cells
    Health & Medicine

    A massive 8-year effort finds that much cancer research can’t be replicated

    A project aiming to reproduce nearly 200 top cancer experiments found only a quarter could be replicated.

  2. a black and white photo showing an anti-vaccination demonstration
    Science & Society

    Vaccine hesitancy is nothing new. Here’s the damage it’s done over centuries

    Pockets of people have railed against vaccines as long as the preventives have existed.

  3. lung scans
    Health & Medicine

    Injecting a TB vaccine into the blood, not the skin, boosts its effectiveness

    Giving a high dose of a tuberculosis vaccine intravenously, instead of under the skin, improved its ability to protect against the disease in monkeys.

  4. A. sediba fossil
    Science & Society

    A Dallas museum hosts rare hominid fossils from South Africa

    Fossils of the South African hominids Australopithecus sediba and Homo naledi are on display at the Perot Museum of Science and History in Dallas.