Peculiar pretzels
Walking in Halswell Quarry Park in Christchurch, New Zealand, we found these geometric objects by the path (pictured). They look human-made, but are apparently natural. Can anyone identify them?
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Environment
Pied tamarin doesn’t look too happy about its extreme close-up
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Technology
Automate Halloween with a candy-dispensing jack-o’-lantern
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Feedback: Trump’s pick for top EPA post fails impromptu eye test
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Midnight chorus
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Sandcastles in the air
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Shape up
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Life
Win signed books about Leonardo da Vinci and Albert Einstein
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Life
Win signed books about Leonardo da Vinci and Albert Einstein
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