Plastics are a wide range of synthetic or semisynthetic materials composed primarily of polymers. Their defining characteristic, plasticity, allows them to be molded, extruded, or pressed into a diverse …

Nov 19, 2025 · plastic, polymeric material that has the capability of being molded or shaped, usually by the application of heat and pressure.

Oct 31, 2025 · Plastic products are generally versatile, durable and lightweight. Plastic products are prominent in the construction, transportation, and packaging industries. Plastic innovations …

Jun 7, 2019 · Plastic pollution has become one of the most pressing environmental issues, thanks to the overwhelming rise in production of disposable plastic products. Plastic pollution is most visible in...

2 days ago · Plastic bags tangled in trees. Takeout containers scattered along roadsides. Bottles clogging streams and waterways and washing up on beaches. Across the United States, plastic …

Plastic is a versatile material used to make thousands of products people use every day. Learn about the types of plastic classification, history and unique chemistry that gives plastic its variety of uses …

Nov 18, 2025 · Plastic coverage from Scientific American, featuring news and articles about advances in the field.

Apr 25, 2023 · Affordable, durable and flexible, plastic pervades modern life, appearing in everything from packaging to clothes to beauty products. But it is thrown away on a massive scale: every year, …

Aug 7, 2025 · Plastic pollution is a social and environmental justice issue, and it is polluting every ecosystem on the planet. Here we cover the basics of the problem with plastics —and why its entire …

In this article, we'll examine the chemistry of plastic, how it's made, how it's used, and how it's disposed of and recycled. We'll also look at some new biologically based plastics and their role in the future of …