1. Health & Medicine

    Hollywood-made science documentary series comes to TV

    Breakthrough series gives a closer look at scientists at work.

  2. Humans

    How Homo sapiens became world’s dominant species

    'First Peoples' dispels old ideas about human evolution and tells an updated tale of how Homo sapiens came to dominate the world.

  3. Ecosystems

    ‘Earth: A New Wild’ puts people in the picture

    PBS nature series ‘Earth: A New Wild’ shows humans living with, and not off, their environments

  4. Earth

    ‘Mass Extinction’ vivifies the science of die-offs

    The dinosaurs were killed off some 65 million years ago after a colossal asteroid struck Earth. But what many people probably don’t know is how paleontologists came to that conclusion. "Mass Extinction: Life at the Brink" tells that story.