Scientists make plastic more degradable under UV light

Many plastics that are labeled as biodegradable are only compostable under industrial conditions, but scientists at the University of Bath have now found a way to make plastics break down using only UV light.

Great Firewall 'upgrade' hits China Internet users

Chinese authorities who have long sought to limit access to information have reinforced the so-called Great Firewall of China, Internet firms say, frustrating businesses and raising activist concerns.

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