Environment
Hawaii is turning fishnets and other plastic trash into roads
Scientists are testing whether plastic pollution from the ocean can be transformed into safe and durable highways.
By Sara Novak
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Scientists are testing whether plastic pollution from the ocean can be transformed into safe and durable highways.
Ice arenas and artificial snow now dominate the winter Olympics. Athletes there — and everywhere — may need to adjust how they train and perform.
Used in a device called a khipu, the hair reveals the owner’s simple diet. Those data now suggest that in Incan society, even some commoners kept records.
Made from white flour and formic acid, the nanofibers average just 370 nanometers across. That’s two-hundredths the thickness of a human hair.
Three grand-award winners each took home at least $50,000. Hundreds more teens shared more than $9 million in prizes at the international competition.
Microplastics made from fossil fuels take centuries to disappear. But the plant- and algae-based plastic can break down in weeks to months.
Inspired by Lego building blocks, the approach could enable design of adaptable tools to study how fluids move through very small spaces.
When dipped in indican and exposed to sunlight, yarn turns a deep blue. This process is more eco-friendly than the current denim dyeing method.
Scientists have been trying to understand and harness this material’s superpowers since its discovery in 2004.
DNA machines and protein-mimicking nanotech could replace broken machinery in cells or even lead to made-from-scratch synthetic life.