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

This week鈥檚 new questions

Will we ever be able to tell if an AI reaches consciousness? And when I clean my sink with bleach, leaving it instantly gleaming, what happens to the particles that were staining it?

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Blue-naped parrot, Tanygnathus lucionensis, colorful parrot, native to Philippines. Green parrot with red beak and light blue rear crown sitting on twig isolated against dark green jungle background.; Shutterstock ID 1911703984; purchase_order: -; job: -; client: -; other: -

Why didn鈥檛 green fur evolve among mammals?

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Man looks to a huge brain. Mental capacity, cognitive processing, and human interaction. This is a 3d render illustration; Shutterstock ID 2341475275; purchase_order: -; job: -; client: -; other: -

Would your brain run out of storage space if you could live forever?

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FY9W05 International Space Station and astronaut in outer space over the planet Earth. Elements of this image furnished by NASA.

This week鈥檚 new questions

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Close up of an augmented reality (AR) sand table, an advanced technology to create a learning tool for students.; Shutterstock ID 1857112591; purchase_order: -; job: -; client: -; other: -

As average sea levels rise, will map heights need to be recalculated?

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cute two cats on a balcony railing; Shutterstock ID 1662554986; purchase_order: -; job: -; client: -; other: -

Are humans the only animal to experience vertigo?

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2BE3Y6H Bedding and sheets are freshly laundered and are hanging out to dry on a washing line in residential back garden.

Why does a duvet bag up all the other items in the washing machine?

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Builder or carpenter working on the roof - silhouette with strong back light; Shutterstock ID 84416038; purchase_order: -; job: -; client: -; other: -

This week鈥檚 new questions

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explosion of atomic bomb on background of sky; Shutterstock ID 51881707; purchase_order: -; job: -; client: -; other: -

Is there a minimum size for an atomic bomb?

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Theres nothing like a rejuvenating shower. Cropped shot of a handsome young man having a refreshing shower at home.; Shutterstock ID 2142806437; purchase_order: -; job: -; client: -; other: -

When I step into a hot shower, why do I get a shiver down my back?

This is because the neural receptors in your skin are getting confused, says one reader

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Why aren鈥檛 humans covered in hair like other primates are? Part 3

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This week鈥檚 new questions

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Will my tea cool more quickly if my hands are cupped around the mug?

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Why do victims of violent attacks sometimes take no immediate action?

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