Icy grip
When water freezes on the surface of rock, metal, plastic and many other materials, it can be very difficult to remove. What makes the bonds so strong? What materials bond most strongly with ice?
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Clearing the air
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Feedback: China space company announces plan for artificial moon
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Life
A rare white ‘spirit bear’ eats a leisurely meal in the rainforest
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Blow out
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Legging it
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Technology
Make Halloween: with this device you can haunt your own home
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Feedback: The diesel scent of London, now available in a bottle
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Environment
Still waters: The world’s most extraordinary freshwater environments
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Space
Old Scientist: 1968 was the surprising year of space race gloom
Fifty years ago this week, the US had just completed a successful Apollo mission. So why was everyone depressed?
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Feedback: Mountain goats with a taste for human urine evacuated
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Waxing miracle
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Bright spark?
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Sleepover
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