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A new machine learning framework provides doctors with a reliable tool to help diagnose Alzheimer's disease early.

What do we know about monkeypox, what do we not know, and what efforts are going into modelling it?

The COVID-19 emergency resulted in some amazing mathematical collaborations.

Here's a simple game at which a human can out-fox even the cleverest algorithm.

The INI is celebrating its 30th birthday. What is it and what is it do for maths and mathematicians?

Indeed, if the amounts in the two envelopes are x and 2x then your expected payoff is 1.5x, but here x is not the envelope you chose, it is the amount in the smallest envelope. So I agree with everything here, except the last sentence about the advantage of switching - noting that the expected payoff is 1.5x doesn't tell us anything about the advantage of switching.