Vaccines are incredible—but I’m still worried about coronavirus.
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Blog
What’s happening with covid in the UK?
I couldn’t find the graph I wanted to work out how worried to be about coronavirus hospitalisations, so I made it…
Chaos! How Mars could smash into the Earth
Chaos theory, the future of the Solar System and the fate of the Earth…
How to do TEN TIMES more coronavirus tests, for free
‘Test pooling’ could transform coronavirus testing—so why is no-one doing it?
Mars is at its brightest until 2035
A new video on why Mars is so bright at the moment, and how to see it.
Ageless: coming December 2020
My book on ageing biology is now available for pre-order!
My favourite optical illusion
This optical illusion is so cool I just had to make a video about it.
How to see Comet NEOWISE
My new video on the beautiful, fleeting visitor to the inner Solar System.
Coronavirus: what the hell do we do now?
A transcript of my recent video about the what happens next with coronavirus—just in case 30 minutes of me talking isn’t for you!
Coronavirus: what happens next?
Check out my new video about how to beat COVID-19.