午夜福利1000集合

Last Word

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

This week鈥檚 new questions

How do dogs recognise another animal is also a dog when there is such vast array of canine shapes and sizes? And why can鈥檛 we conjure up smell and touch in our heads, but we can 鈥渓isten鈥� to music when nothing is coming through our ears?

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HCNBCF THOR: THE DARK WORLD, Chris Hemsworth as Thor, 2013. ph: Jay Maidment/?Walt Disney Studios/courtesy Everett Collection

Could you make a machine that 鈥渇lew鈥� like Thor鈥檚 hammer in the comics?

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This mosaic of Mars is a compilation of images captured by the Viking Orbiter 1. The center of the scene shows the entire Valles Marineris canyon system, more than 2,000 miles (3,000 kilometers) long, 370 miles (600 kilometers) wide and 5 miles (8 kilometers) deep, extending from Noctis Labyrinthus, the arcuate system of graben to the west, to the chaotic terrain to the east.

If humans colonised Mars, how would they calculate time? (Part 2)

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HDTNNH Crab-eating macaca in Thailand ; specie Macaca fascicularis family of Cercopithecidae

This week鈥檚 new questions

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2AFPK7B Cyclist and Runner on Trail

If a cyclist and runner exercise together, who expends more energy?

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Close up to the dictionary definition of Phlegmatic; Shutterstock ID 1188169102; purchase_order: -; job: -; client: -; other: -

Why do I need to be able to pronounce a word to recall it?

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Open dishwasher with clean utensils in it; Shutterstock ID 218515030; purchase_order: -; job: -; client: -; other: -

Is there a correct way to fill a dishwasher? (continued)

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Afrcan Elephant on the move

This week鈥檚 new questions

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Galaxy - Elements of this Image Furnished by NASA; Shutterstock ID 1716207277; purchase_order: -; job: -; client: -; other: -

So much in the universe spins. Could the universe itself be spinning?

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Bernini statue detail of Gange with Latin words engraved on a wall Roman Capitol; Shutterstock ID 131482886; purchase_order: -; job: -; client: -; other: -

Do we really know how ancient Romans pronounced Latin words? (Part 2)

Readers share more thoughts on how modern speakers have changed the pronunciation of Latin vowels, such as in fungi and vertebrae

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This week鈥檚 new questions

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If humans colonised Mars, how would they calculate time?

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Why did ice in my drink in Spain take longer to melt than at home?

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This week鈥檚 new questions

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