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 …

4 days ago · For many scientists, 2025 was the year of microplastics. Researchers have known for decades that tiny plastic particles were floating around in rivers and lakes and accumulating in the …

Aug 26, 2025 · Plastic coverage from Scientific American, featuring news and articles about advances in the field.

Dec 19, 2025 · To quickly identify the main components of a plastic product, recyclers can use commercial tools to measure light that has interacted with the object.

A plastic grocery bag has been found in the Mariana Trench - the deepest point in the ocean, and without urgent action, the estimated 11 million metric tons of plastic currently entering the ocean ...

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 …

Dec 4, 2025 · UNEP supports governments, businesses, financial institutions, and other stakeholders in driving a just transition to a circular economy for plastics, helping to reduce plastic pollution and its …

Sep 26, 2023 · Global plastics production Annual production of polymer resin and fibers.