Skip to navigation | Skip to content

Mass extinctions linked to Sun's galactic journey

Asteroid impact

A new model suggest that mass extinction events are more likely to happen as the Sun passes through the galaxy's spiral arms Source: Don Davis (Wikimedia commons).

A new study suggests mass extinction events are linked to the solar system's journey through the Milky Way's arms. Also; the neutron star that suddenly changes colour; and no methane, but more evidence of water on Mars.

Click to listen

Download audio

  • MP3 (00:29:41; 27Mb 216kb)
