Science in Action

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Episodes

Date Title & Description Contributors
2024-04-18

  Unexpected black hole in our galaxy

A black hole just discovered in our Milky Way galaxy, weighing 33 times the mass of the Sun, and dating back to near the time of the Big Bang, gives new clues to the origins of this dark astronomical mysteries. And dancing with a Sun-like star in our g...
  BBC World Service author
2024-04-11

  Bird flu in Antarctica

The highly pathogenic strain of bird flu, H5N1, has arrived on the continent. Australian bird specialist Megan Dewar, from the Federation University of Australia, has led a mission aboard the research ship the Australis. Science in Action remembers ph...
  BBC World Service author
2024-04-04

  Earthquake in Taiwan

A powerful earthquake hit Taiwan on Wednesday morning, but thanks to the country’s early warning system and engineering-preparedness, there was little destruction and few deaths. Seismologist Ross Stein, CEO of earthquake consultancy Temblor, Inc., sha...
  BBC World Service author
2024-03-28

  Star for a day

3000 light years from Earth, a white dwarf star called T Coronae Borealis is on the brink of a “once-in-a-lifetime” explosion. Astrophysicist Bradley Schaefer is enthusiastic about the bright star set to appear in the night sky in the coming months. P...
  BBC World Service author
2024-03-21

  Out of Africa

The last great "out of Arica" movement of our ancestors swept out of the northeast of the continent 74,000 years ago. Archaeologist John Kappelman of the University of Texas brings us an update to this complex tale in the form of animal carcasses. We ...
  BBC World Service author
2024-03-14

  Impacts of Global Warming

After a twelve-month set of climate records driven by global warming it is time to take stock of how we’re impacting the planet as a species. Coral biologist Kate Quigley, of the Minderoo Foundation and James Cook University, dives into the 8th mass b...
  BBC World Service author
2024-03-07

  The First Stars in the Universe

Astronomers using the James Webb Space Telescope think they have seen the glow from the first generation of stars after the Big Bang. The Anthropocene is meant to mean the latest geological era in which humanity is shaping the rocks and environment of...
  BBC World Service author
2024-02-29

  One million genomes in two dimensions

The All of Us Research Program is undergoing the herculean task of gathering genomic data from over one million people living in the United States, from widely different backgrounds, in the hopes of accelerating health care research. However, within th...
  BBC World Service author
2024-02-22

  Largest ever covid safety study

A monumental Covid vaccine safety study of 99 million vaccinated people confirms just how rare adverse effects are and combats growing vaccine misinformation. Co-director of the Global Vaccine Data Helen Network goes through the results of this massive...
  BBC World Service author
2024-02-15

  Climate scientist wins defamation case

High-profile climate scientist Michael Mann has been embroiled in a 12-year battle against conservative commentators who claimed his data was fraudulent. Last week, he was awarded $1m in a defamation lawsuit. Michael joins Science in Action to discuss ...
  BBC World Service author