杏吧原创

Last Word

S3W7DX Close up of the large nose and snout of a cow behind bars

Why do our nostrils point down, not straight out from our faces?

This could be linked to our upright posture and the relatively flat nature of our faces, sayreaders

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2FWP497 Liquid iron molten metal pouring from ladle container into mold, industrial metallurgical factory, foundry cast, heavy industry background.

This week鈥檚 new questions

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Krakow, Poland - 4 May 2024: Large old antique medieval book written in Latin gothic font, colorful illuminations object closeup museum exhibit, Dominican monastery Old religious books concept; Shutterstock ID 2516551261; purchase_order: -; job: -; client: -; other: -

How and why did grammatically complex languages such as Latin develop?

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J7JGYD Cuban Rock Iguana, Cyclura nubila, Jardines de la Reina, Cuba

Why did some species survive the Cretaceous-Palaeogene extinction?

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Last Word

This week鈥檚 new questions

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2B74MKJ 3D Illustration Rendering. Flat earth theory with atmosphere, sun, moon and glass cover. Ancient mythology belief in plane globe in form of disk.

If Earth was flat, how would gravity manifest?

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Walking highland cattle on sunset, scottish cow; Shutterstock ID 2496920209; purchase_order: -; job: -; client: -; other: -

Why are so many Scottish animals red-headed, from squirrels to people?

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H3NTB2 Woman by giant trees in snow-covered forest, Sequoia National Park, California, USA

This week鈥檚 new questions

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GKTGNN Formentera, Balearic Islands: an inflatable balloon in the shape of an alien between bushes

If we ever find life on other worlds, will it be based on DNA?

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S3W7DX Close up of the large nose and snout of a cow behind bars

Why do our nostrils point down, not straight out from our faces?

Could this be linked to the aquatic ape hypothesis, wonder our readers 鈥� who also point out the various other placements of different mammals鈥� nostrils

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Could flatulence-inducing food give a runner jet propulsion?

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This week鈥檚 new questions

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Why do we only use 12 notes in Western music?

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When I die, what happens to my microbiome?

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