51动漫

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Lyrids Meteor Shower 2013 Sierra Nevada Mountains California USA; Shutterstock ID 183932246; purchase_order: -; job: -; client: -; other: -

Space

The stargazing spectacles you need to put in your diary for 2023

Solar and lunar eclipses and stunning views of the planets in the night sky await this year. Here are the key dates to add to your calendar so you don鈥檛 miss the fun

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CX3N1D three 3 old men friends talking arguing discuss

How much of my body from 40 years ago remains part of me today?

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B70G62 Suriname, Brownsweg, Brownsberg National Park. Woman looking at Tarantula , Avicularia Metallica.

Do spiders survive if thrown from a height out of a window?

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Trip to the moon (lunar) concept - Long exposure night time rocket launch with solar eclipse "Elements of this image furnished by NASA" ; Shutterstock ID 1937796442; purchase_order: -; job: -; client: -; other: -

What happens if I shine a torch, moving at the speed of light? Part 2

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Sore Tooth Decay. Dental Care And Pain; Shutterstock ID 1895847487; purchase_order: -; job: -; client: -; other: -

This week鈥檚 new questions

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On whether dogs should, or should not, visit hospitals

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Life

Dazzling photographs of flocking flamingos

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Tom Gauld sees in the new year

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Twisteddoodles on popular science books

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Grotto in a berg, Terra Nova in distance Taylor and Wright (interior), Antarctica, 5th January 1911. British Antarctic Expedition 1910-1913. (Photo by Herbert Ponting/Royal Geographical Society via Getty Images)

Humans

Telling the story of Antarctica through 100 objects

The 250th anniversary of the first documented crossing of the Antarctic circle is being marked with a new book that traces the continent's history via 100 artefacts from around the world

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Humans

How to make honeycomb at home

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In which direction in the sky did the big bang take place?

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Humans have 鈥済ood bacteria鈥�, but what about 鈥済ood viruses鈥�?

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What鈥檚 the best angle for a hosepipe to spray water furthest? (Part 2)

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