Disharmony over talk of an AI piano tutor

4 May 2021

On the debate about baby formula at food banks (2)

4 May 2021

Tom Gauld on the best clickbait in the galaxy

17 February 2021

Tom Gauld's weekly cartoon

Twisteddoodles is asked about the Krebs cycle

17 February 2021

This week's cartoon from Twisteddoodles

Covid-19 is a wake-up call to stop abusing the ecosystems we depend on

17 February 2021

Our assault on nature has led to a crisis similar in magnitude to climate change – and one that no government, business or individual can afford to ignore

The weirdest ways to measure a shop’s recycling efforts

17 February 2021

A sea turtle’s worth of cardboard, plus an extremely unlikely virus and algorithm malfunctions, in Feedback’s weird weekly round-up

Elizabeth Mrema interview: We have to be optimistic about biodiversity

17 February 2021

Crunch talks later this year will determine whether we can reduce our impact on Earth’s ecosystems – and there are positive signs, says the diplomat in charge of the process

This week’s new questions

17 February 2021

Light is electromagnetic radiation, so why can’t a sunbeam be bent by a magnet? And how do some animals recognise their young while others don’t?

Why do we groan or say ‘ohoo’ when we sit or stand up? (continued)

17 February 2021

Farts and emotional release – readers share more of their throughts about the noises some people make when they undertake a physical action

In fizzy drinks, why do only larger bubbles oscillate as they rise?

17 February 2021

The puzzle of the zigzag path of larger rising bubbles has vexxed people since the time of Leonardo da Vinci. This is the reason why