Radio and Podcasts

Pythagorean Astronomy: End of the Messenger

Posted on 30 April 2015 by Chris North

The Messenger probe arrived in orbit around Mercury in March 2011, after a 7 year journey to the innermost planet in our Solar System. It mapped the entire surface of this tiny planet, of which we’d seen less than half from the previous mission back in the 1970s. Far from being a dry, inert ball
Read more


Pythagoras’ Trousers: Making the Invisible, Visible

Posted on 2 April 2015 by Chris North

In this special documentary as part of the Pythagoras Trousers radio series, Rhys Phillips visits his alma mater, Cardiff University’s School of Physics & Astronomy, to find out about a new generation of detectors being developed to help see things in the far infra-red part of the spectrum. With contributions from Chris North, Peter Hargave,
Read more



Pythagorean Astronomy: MAVEN to Mars

Posted on 5 November 2014 by Chris North

In late September, two new missions arrived ion orbit around Mars. One was India’s first mission, the Mars Orbiter Mission, while the other was NASA’s MAVEN spacecraft. MAVEN’s goal is not to study the surface of the planet but its atmosphere, with the aim of determining how it is changing and how it may have changed in the
Read more