Plastics are synthetic or semi-synthetic materials made from polymers, which are long chains of molecules typically derived from petroleum, natural gas, or other organic sources. Plastics are ...

Starting with billions of molecules of monomer in a reactor, heat and pressure are applied in the presence of catalysts, causing one of the monomer double bonds to rearrange into two "half-bonds," one ...

The breakthrough offers a promising new approach to reducing plastic pollution through photocatalysis, a metabolic pathway ...

Plastic is one of the most durable materials humans have ever made. That durability has made it indispensable in medicine, ...

Recycling sounds great in principle (because it is), but a frustrating number of devils lurk in the details. For example, while some materials like aluminum can readily be melted down and turned right ...

Add Yahoo as a preferred source to see more of our stories on Google. Large proportions of plastic waste don't get recycled. Westend61 via Getty Images Plus In 1950, global plastic production was ...

When you throw away a plastic container, how do you decide whether to toss it in the trash or into a recycling bin? If you find the choice puzzling, you’re not alone. A 2014 poll found that 65 percent ...