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 …

Mar 6, 2026 · plastic, polymeric material that has the capability of being molded or shaped, usually by the application of heat and pressure.

Mar 18, 2026 · Learn what plastics are made of, how they differ by type, and what the research says about their potential health effects.

Sep 8, 2025 · Plastic pollution is growing a threat to ecosystems, the climate and our own health. What can be done to prevent it?

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

Apr 21, 2023 · Plastic is a synthetic polymer made from various organic materials that can be molded into almost any shape. Some types of plastic are clear and transparent, like that used in disposable …

1 day ago · Plastic has many valuable uses in our daily lives, but our current production and consumption practices and levels pose threats to our health and environment. Plastic pollution poses …

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

Worried about bisphenol A (BPA) and other plastic chemicals? Read about types of plastics, how they're made and what the resin identification (recycling) numbers mean.

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 …