How big is the moon when seen through your legs?

14 July 2021

The moon as seen through your legs, plus a parasite fungus that sends insects on a sex spree and NASA’s Solar System Ambassadors, in Feedback’s weekly weird round-up

Fantastic fungi images capture the magic of mushrooms

14 July 2021

These magical images, photographed by Guy Edwardes, capture fungi's enchanting quality and their diversity, from the purple amethyst deceiver to the hallucinogenic but deadly fly agaric

The fight against coronavirus needs to embrace evolutionary theory

14 July 2021

We're not taking evolution into account properly in our pandemic strategy – here's why we must change tack, says Jonathan Goodman

This week’s new questions

14 July 2021

A rainbow is composed of a continuous spectrum of wavelengths of light, so why do we see it as discrete colours? And what would Earth be like if life had never existed?

Is there any harm in drinking too much tea? Part 2

14 July 2021

Are the tannins in tea really tannins, asks one reader. And what about fluoride levels in cheap tea?

Let's use algorithms to detect new diseases

14 July 2021

The gender disparities of covid-19 must be studied

14 July 2021

Let's give our booster jabs to those in need (2)

14 July 2021

Let's give our booster jabs to those in need (1)

14 July 2021

Time for a new name for us, the human survivors

14 July 2021