91av

Twisteddoodles on mimicry in nature

This week's cartoon from Twisteddoodles

What sized planet would make space travel impossible due to gravity?

W447EF hand is holding ice cream cone in front of a beach in Brittany, France

Why is ice cream so delicious?

A 3D illustration of the now debunked competing conspiracy theory that the Earth is flat, as it appears from land, rather than spherical. Earth texture maps courtesy of NASA.gov; Shutterstock ID 1240127368; purchase_order: -; job: -; client: -; other:

What would the horizon look like on a disc-shaped planet? Part 4

two bumblebees on a yellow flower collects pollen, selective focus, nature background; Shutterstock ID 705344482; purchase_order: -; job: -; client: -; other:

This week’s new questions

Comment

A surprisingly detailed look at the physics of a lugworm’s poop

Environment

Evocative photos of Canadian Arctic win 91av Editors Award

Twisteddoodles on how data tells a story

Tom Gauld: The north wind and the sun quarrelled over who was stronger

Two Astronauts on the Alien Planet Discover Plant Life. Space Travel, Discovery Of Habitable Worlds and Colonization Concept.; Shutterstock ID 1042736296; purchase_order: -; job: -; client: -; other:

Are there plants that could survive as a food source on the moon?

Yes, says one reader, who goes on to explain how Wardian cases might be key to this idea

Are flies following a strategy when they keep hitting into a window?

When the sun engulfs Earth, will the remnants form new planets? Part 2

What’s the optimal ratio of frozen peas to cold tap water? Part 4

This week’s new questions