Since Vladimir Putin’s bizarre televised address announcing a ‘military operation’, the Russia-Ukraine war has been rife with disinformation and propaganda. Last week, Facebook and Instagram blocked access to the Russian state media outlets RT and Sputnik across the European Union. In retaliation, Russia completely blocked access to Facebook and restricted access to Twitter. At the same time, misattributed videos purportedly showing nuclear weapons and Ukrainian fighter jets have been going viral. Ian Sample speaks to the Guardian’s global technology editor, Dan Milmo, about the ‘war myths’ propagated online, how the information war is being fought, and whose propaganda is having the biggest impact. Help support our independent journalism at theguardian.com/sciencepod