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Tom Gauld on following the science

11 January 2023

Tom Gauld's weekly cartoon

Twisteddoodles on a new fossil specimen

11 January 2023

This week's cartoon from Twisteddoodles

Image taken from the Extinct & Endangerd exhibition by Levon Biss, in collaboration with the American Museum of Natural History. The project shines a light upon insect decline and biodiversity, displaying insects that are either already extinct or under severe threat. The photographs by Levon Biss are created from up to 10,000 individual images using microscope lenses and contain microscopic levels of detail to provide the audience with a unique visual experience.

Endangered insects captured in vivid photographs

11 January 2023

Photographer Levon Biss's project Extinct and Endangered: Insects in peril combines thousands of shots of insect specimens to create these startlingly clear images

Turtles nearly all the way down (and a few elephants too)

11 January 2023

Feedback is pleased to see that a new study into fossils contains echoes of ancient cosmological myth (and Terry Pratchett’s Discworld), while also exploring the recent unearthing of the body of Gregor Mendel

Crate of packed rhubarb stems ready for transport.

How to force your rhubarb for an earlier, sweeter crop

11 January 2023

Depriving rhubarb plants of light for several weeks forces them to grow fast and gives an earlier harvest, says Clare Wilson

This week’s new questions

11 January 2023

How does a scone develop a “waist” as it rises in the oven? And do I weigh more at night as a result of an extra gravitational pull due to the position of the sun?

Milk coffee is a combination of equal parts espresso, steamed milk and milk froth.

Does a latte cool faster than a cappuccino? (part 2)

11 January 2023

There is a simple way to settle this friendly argument about the cooling rates of different coffees, and it doesn’t involve complex parameters such as conduction coefficients and latent heat, says one reader

AR4J5D Drop of blood suspended on one finger after prick for diabetic test

Why are many people squeamish about the sight of blood? (part 2)

11 January 2023

Two readers reflect on their experience as medics to explain why we find the sight of blood so shocking when, for much of history, we had to butcher animals to survive