Here is a neat way of using maths to pretend to memorise a pack of cards. Amaze your friends! Astound your family!

Get a fish to teach you chaos theory!

Why does the number e appear in models of exponential growth?

We can't say for sure, but everything depends on how many people agree to be vaccinated.

Modelling shows that old and vulnerable people should be prioritised.

Like any medical drug, vaccines are tested in large-scale randomised controlled trials.

The efficacy of vaccines is estimated from trials, using statistical techniques.

Because the vaccine may not stop transmission of the virus.

Yes the approved vaccines are safe. If you balance the risks, then taking the vaccine is much safer than taking your chances with COVID-19.

Don't like trigonometry? Don't worry, here are three beautiful proofs of a well-known result that make do without it.

Triangular numbers: find out what they are and why they are beautiful!