Why I disagree with Peter Attia

(I wish he was more optimistic about longevity science.)

How not to use ChatGPT

Lies and fake facts, plus weird hacks for AI chatbots.

‘Now I am become Death, the destroyer of worlds’

How Oppenheimer could have been literally right

Will ChatGPT kill us all?

My new video on how artificial intelligence could destroy the world.

New videos: in consultation with Medlife Crisis

Chatting with Dr Rohin Francis about ageing and smartwatches

Scientific review of Limitless with Chris Hemsworth

My take on the new big-budget longevity series from Disney+ at Nat Geo.

New videos: My series on smartwatches

The first two episodes ask how do they work, and can you trust the data?

Can you catch cancer?

From Tasmanian devils to tapeworms, cancer can be contagious…

The best first word in Wordle…according to maths

Can we calculate the best opening word? Watch the video to find out!

Could treating ageing cause a population crisis?

The first in a series of videos on the ethics of treating ageing.