Is quantum supremacy garbage?
A quantum computer has performed a calculation considered impossible for conventional computers, but how meaningful is the result? As our guest reveals, this quantum state can be hugely significant and garbage \u2013 at the same time.
Also we look at a new method of gene editing, which avoids cutting up DNA, get to grips with where the worlds worms live and watch elements being created in distant solar collisions.
(Photo: A quantum circuit from Google's Sycamore computer. Credit: Google)
Presenter: Roland Pease\nProducer: Julian Siddle