女生小视频

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Environment

Exquisite sculpture points spotlight on a Pacific island that drowned

This beautiful artwork of climate activist Gladys Bartlett is a reminder of the fate of Kale Island, her former home. It is part of a series by Jason deCaires Taylor, focusing on making visible climate change and other environmental threats

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DDPTRF Hot air balloons at Balloon Fiesta in balloon fiesta Albuquerque, New Mexico, U.S.

Is it true that fresh air heats up faster than stale air? If so, why?

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D73X1R An colorful adult midnight snapper swims over the reef

How do fish recognise others of their own species? Part 2

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PF9N2P Honeybee stick on a window

Are flies following a strategy when they keep hitting a window? Part 2

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This week鈥檚 new questions

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Comment

Why do fictional geologists keep getting killed off in movies?

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Tom Gauld on artificial cells

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Twisteddoodles on children’s flexible ears

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Earth

Negatives saved from Shackleton’s Antarctic trip reveal hidden details

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D73X1R An colorful adult midnight snapper swims over the reef

How do fish recognise others of their own species?

Some expert weigh in on this issue, which turns out to be much more complicated than it looks

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How many known elements could we delete without ill effect? Part 2

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This week鈥檚 new questions

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Comment

Can you guess the origin of 7 tiny species on a fictional archipelago?

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Tom Gauld on immersive bat research

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