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2H6020J Few pedestrians on the rather busy street in metaverse conceptual reality

This week’s new questions

Why do animals like rhinoceros and triceratops have horns while deer and elk have antlers? And is there any scientific evidence disproving the notion we are all part of a vast simulation run by an advanced civilisation?

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Good news for those whose lipstick isn’t as soft as they hoped

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Tom Gauld on a new version of the Large Hadron Collider

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Twisteddoodles on chemical ions

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Passiflora lady margaret.full colour Seeds: Time Capsules of Life Rob Kesseler & Wolfgang Stuppy Papadakis Publisher Publication date: 16th September 2024

Life

Close-up photographs of seeds show their intricate beauty

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NEOWISE Comet in Night Sky with Milky Way Galaxy - Bright rare comet in dark sky with crisp bold Milky Way Galaxy and silhouetted trees mountain astrophotography landscape. Very dark skies perfect for stargazing.

Space

Get ready to spot comet Tsuchinshan-ATLAS next month

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Does this title say it all? “Penile injuries from vacuum cleaners”

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2RXK2EN Catford Local Area Photography

What is the largest size an animal can be?

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2DBWHRA A Atom with electrons and protons moving in the microcosmos.

Is there the same number of electrons as protons in the universe?

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2JF72KW Digital hands reaching each other, artificial intelligence creativity concept

Will we ever be able to tell if an AI gains consciousness? Part 2

Our readers have more thoughts on this issue, including what it would mean to buy or sell a conscious intelligence

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This week’s new questions

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Tom Gauld on what’s fashionable in the laboratory

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Twisteddoodles on how to increase your research’s impact

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Life

A selection of elaborate birds’ nests from around the world

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