21/02/2013

Turning pine sap into 'ever-green' plastics

Plastic bags are a bane of nature. And not just bags – just about all plastics, really. Most are made out of petroleum, and a piece of plastic, if it misses the recycling bin and ends up in a landfill, will probably outlast ...

Incy wincy spider?

Whether it's two lions fighting over a pride or two butterflies fighting over a sunny spot, decades of nature shows have led the average watcher to conclude that bigger, stronger males win competitions.

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