51动漫

DRE532 Elephant (Loxodonta africana) waving its trunk sitting in the waterhole of Gwarrie Pan, Addo Elephant Park, South Africa

Why do we have pubic hair but other animals, like elephants, don鈥檛?

People have evolved pubic hair to prevent friction or pointy plants injuring our private parts, say our readers

2F7R4DY Volume button close-up on TV remote control with braille

Why do even numbers feel 鈥榬ight鈥� to me, and odd ones 鈥榳rong鈥�? (Part 2)

mist, rain

This week鈥檚 new questions

World Standards Day approaches 鈥� but there is no standard date for it

Tom Gauld on the precarious nature of life in our universe

Twisteddoodles interprets a map

FEATURED IMAGE NASA/Andy Saunders (Digital Source: Stephen Slater)

Space

Remastered Apollo mission photos are simply out of this world

Woman Putting TV Dinner Into Microwave Oven To Cook; Shutterstock ID 234670651; purchase_order: -; job: -; client: -; other: -

What is the optimal number of holes to pierce a microwave meal鈥檚 film?

June 4, 2022. Scotland, Great Britain. Beautiful mountain landscape.; Shutterstock ID 2171224787; purchase_order: -; job: -; client: -; other: -

Why are the highest peaks of the British Isles so close to the coast?

Laughing out loud. Funny animal meme image of happy animals having fun. Hilarious wildlife picture of two beautiful friendly grey seals playing around and apparently joking in the sand.; Shutterstock ID 1270830436; purchase_order: -; job: -; client: -; other: -

Do any other animals have a sense of humour? (Part 2)

Our readers reveals how parrots, mynah birds and giggling rats might enjoy a joke too

This week鈥檚 new questions

Space

Watch a lunar occultation of Uranus

How to boil an egg so the yolk ends up on the outside of the inside

Humans

How miracle berries turn sour foods sweet