Sara Rigby

Online assistant, BBC Science Focus

Sara is the online assistant at BBC Science Focus. She has an MPhys in mathematical physics and loves all things space, dinosaurs and dogs.

Recent articles by Sara Rigby

The Babylonians were using Pythagoras’ Theorem over 1,000 years before he was born © UNSW Sydney

The Babylonians were using Pythagoras’ Theorem over 1,000 years before he was born

Sarcosuchus imperator: The 'super croc' that could have eaten dinosaurs © Alamy

Sarcosuchus imperator: The ‘super croc’ that could have hunted dinosaurs

Instant Genius

Instant Genius Podcast Sleep, with Dr Matthew Walker

How to see the full Buck Moon 2021 in the UK tonight © Getty Images

How to see the full Buck Moon 2021 in the UK tonight

Dogs won't give you food, even if you gave them some first © Getty Images

Dogs won’t give you food, even if you gave them some first

Instant Genius

Instant Genius Podcast The science of pain, with Dr Monty Lyman

Look after your teeth to protect against cognitive decline in old age © Getty Images

Look after your teeth to protect against cognitive decline in old age

COVID-19: Lower vaccine uptake in people with prior infection © Getty Images

COVID-19: Lower vaccine uptake in people with prior infection

best-books-2021

70 best science books you need to read in 2021

No such thing as too clean: Hygiene does not damage children’s immune systems © Getty Images

No such thing as too clean: Hygiene does not damage children’s immune systems

Scientists develop stretchy, self-healing, recyclable electronics © Alex Parrish, Virginia Tech

Scientists develop stretchy, self-healing, recyclable electronics

FFP3 masks for hospital staff cuts COVID-19 infections by up to 100 per cent © Getty Images

FFP3 masks for hospital staff cuts COVID-19 infections by up to 100 per cent

Blood test can accurately detect 50 types of early-stage cancer © Getty Images

Blood test can accurately detect 50 types of early-stage cancer

Instant Genius

Everyday science

Instant Genius Podcast Hidden geometry, with Jordan Ellenberg

Artificial sweeteners can turn healthy gut bacteria into pathogens © Getty Images

Artificial sweeteners can turn healthy gut bacteria into pathogens