麻豆传媒

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Mandatory Credit: Photo by Dasha Petrenko/imageBROKER/Shutterstock (13916956bb) Gym woman doing push up exercises with dumbbells. Strong brunette female doing crossfit workout Various 23afbhbada

This week鈥檚 new questions

When we are making an effort, why do we instinctively screw up our faces and close our eyes? This is of no apparent help and is likely to make us more vulnerable to predators. And why don鈥檛 marine mammals like whales get 鈥渢he bends鈥�?

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The surface of Venus, the irregularities of the planet. Elements of this image furnished by NASA. High quality photo; Shutterstock ID 2157724597; purchase_order: -; job: -; client: -; other: -

Would it be theoretically possible to build a habitable dome on Venus?

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A close up of an Old Indian Square coin or Currency ( Written 20th Part of Rupee, 5 Paise, 1968 in Hindi Language ) ; Shutterstock ID 1555549076; purchase_order: -; job: -; client: -; other: -

Why does a ‘square’ coin sliding down a slope soon fall over?

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Eucalyptus Wandoo or White Gum, endemic to the Southwest of Western Australia. A gum tree native to this area of the WA Wheatbelt.

This week鈥檚 new questions

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Big dog meets small dog; Shutterstock ID 2045462630; purchase_order: -; job: -; client: -; other: -

How do dogs recognise other dogs when there are so many canine types?

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2J9HJCG Smiling woman wearing towel spraying deodorant on body at home

Spraying a can of deodorant, why does it get cold when it runs out?

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A diver catches an octopus underwater

Why do humans pat animals on the head? (continued)

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B1PP5G Spiral Galaxy M74 i. Image shot 2008. Exact date unknown.

This week鈥檚 new questions

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Lesvos, Greece - February 27, 2016: Greek man and woman, children, volunteers and refugees are standing hand in hand to make a message to the world, 'SafePassage'

If we all lined up with our arms touching, where would this circle be?

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2A65AYC Woman stroking her Pet dumbo rat

Given the impact of cats, why don鈥檛 we domesticate more rats as pets?

One reader reveals that the laboratory rats she worked with were clever and affectionate - but only live for about two years

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Why can鈥檛 we conjure up smell and touch in our heads? (part 2)

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This week鈥檚 new questions

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Earth was a hothouse 201 million years ago. How did it recover?

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Can all animals get drunk? What enables this in those that can?

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