Material

Snowflake zinc crystals, the strongest material and "hellish planet"

Snowflake zinc crystals, the strongest material and “hellish planet”

It’s starting to feel a lot lighter Australian researchers have grown zinc crystals that look like snowflakes inside liquid gallium metal. But you won’t be hanging them on your Christmas tree anytime soon, instead these complex symmetrical zinc crystals can potentially be used in a range of catalysis applications. Often resembling six-pronged snowflake crystals, the …

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This alloy is the toughest known material on Earth, and it gets tougher in the cold

This alloy is the toughest known material on Earth, and it gets tougher in the cold

An alloy of chromium, cobalt and nickel has just given us the highest fracture toughness ever measured in a material on Earth. It has exceptionally high strength and ductility, leading to what a team of scientists called “exceptional damage tolerance”. Additionally – and counterintuitively – these properties increase as the material cools, suggesting exciting potential …

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Debate at COP15 revolves around how to divide nature's genetic spoils

Debate at COP15 revolves around how to divide nature’s genetic spoils

People visit the immersive video experience hosted by the National Geographic Society during a press event during COP15 in Montreal on December 7.ANDREJ IVANOV/Getty Images Anyone who shows up at the UN biodiversity conference, known as COP15, will find that it takes time to get through the door. After first showing proof of vaccination in …

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