91色情片

Last Word

RA5YK0 Dog jumping through a hoop held by a boy, Germany

Why do dogs usually follow instructions, but cats largely ignore them?

This question was posed as part of New Scientist鈥檚 Last Word series, in which readers give scientific answers to each other鈥檚 questions. Here鈥檚 what our readers had to say

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Woman in green swimsuit relaxing in outdoor jacuzzi with clean transparent turquoise water. Organic skin care in hot bath in luxury spa resort.; Shutterstock ID 648664720; purchase_order: -; job: -; client: -; other:

Why can鈥檛 we cool water as quickly as we can heat it? part 3

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Baby turtle hatching in wildlife conservation area prior to release; Shutterstock ID 2691182297; purchase_order: -; job: -; client: -; other:

This week鈥檚 new questions

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KHG10X Ayers Rock, Uluru is reflected in the eye of a western tourist at sunset, Uluru-Kata Tjuta National Park, Northern Territory, Australia.

What’s the world actually like, if what we see is just our brain’s interpretations?

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3C7H7N0 Illustration of Brachyspira pilosicoli bacteria. This spiral-shaped anaerobic bacterium causes intestinal spirochetosis and colonic inflammation in humans and animals.

How different would Earth be if聽anaerobic life were the only life聽form?

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Is there also such a thing as an olfactory illusion? (part 4)

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3FM8BME Red squirrel is smelling an red daisy

This week鈥檚 new questions

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3ED84NF France, Paris, area listed as World Heritage by UNESCO, the Museum of Modern Art of the City of Paris or MAMVP located in the Palais de Tokyo, exhibition on american photographer Lee Miller

This week鈥檚 new questions

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H99WWH Low Angled portrait of a German Shorthaired Pointer dog.

Why don鈥檛 dogs look up when a low-flying plane passes overhead? part 5

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Low angel rear view shot of young woman running upstairs of bridge in art district, city downtown. Hipster runner. Reaching goal. Personal challenge. Personal milestones. Youth culture. Street style. Street culture.

Is it faster to jog up the stairs or聽take聽them two at a time?

This question was posed as part of New Scientist鈥檚 Last Word series, in which readers give scientific answers to each other鈥檚 questions. Here鈥檚 what our readers had to say

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Are humans the only animals that聽cry? If so, why?

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Why do people look better in a mirror than in a photograph?

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What forces act on fluid moving through a pipe to make it spiral?

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Do olfactory illusions exist, similar to optical and audio illusions? part 3

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