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Last word

Â鶹´«Ã½'s popular Last Word series gives readers the opportunity to answer each other's questions about everyday science phenomena, from the shape of scones to the evolutionary history of toenails. To answer a question or ask a new one, email lastword@newscientist.com

Back view of 9 year old girl hiking, walking alone in the forest by the river with a backpack in early spring. Beautiful idyllic nature.; Shutterstock ID 2302035971; purchase_order: -; job: -; client: -; other: -

Last Word

At what age would a human child be capable of surviving in the wild?

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Reindeers migrate for a best grazing in the tundra nearby of polar circle in a cold winter day.; Shutterstock ID 605430995; purchase_order: -; job: -; client: -; other: -

Last Word

Has Earth’s shifting north magnetic pole affected migrating animals?

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Fox with fresh fish standing on a stone in a lake. Amazing capture of this predator. Nature and wildlife is so rewarding and people still have a lot to learn from all of this.; Shutterstock ID 1041384616; purchase_order: -; job: -; client: -; other: -

Last Word

Why don’t animals other than humans get sick from uncooked food?

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2G8TR2M Young woman sitting and holding a blue mug of tea outdoor

Last Word

This week’s new questions

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Golden lion tamarin; Shutterstock ID 121264012; purchase_order: -; job: -; client: -; other: -

Last Word

Why aren’t humans covered in hair like other primates are? Part 2

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This week’s new questions

Last Word

This week’s new questions

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2HMRRGF Madrid, Spain - March 6th, 2021: Isidore of Seville statue at National Library of Spain, Madrid. Medieval Spanish scholar

Last Word

Once life is established, is the evolution of intelligence inevitable?

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Supernova explosion in the center of galaxy

Last Word

This week’s new questions

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Abstract city street light explosion effect; Shutterstock ID 592442246; purchase_order: -; job: -; client: -; other: -

Last Word

Is there a maximum possible acceleration?

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2G4X8CE Female runner running with dogs in canicross style on hill

Last Word

Does having four legs aid dogs with climbing?

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close up of young woman with closed eyes and glitter on face isolated on grey; Shutterstock ID 2207015511; purchase_order: -; job: -; client: -; other: -

Last Word

Why do humans like sparkly things?

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close up the fly on the window, on the glass, the concept of sanitation, dangerous insects, insect repellent, copy space; Shutterstock ID 1168097506; purchase_order: -; job: -; client: -; other: -

Last Word

Why can a fly enter my home easily, but not escape as easily?

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