Polymers are either natural or synthetic macromolecules composed of many repeating units (monomers) usually arranged in the form of a chain. Examples of polymers are silk, rubber, silicone, DNA and ...

Super Bowl food costs for 10 people are up this year compared with 2025, according to Wells Fargo report. Staples like wings are cheaper, but shrimp prices are higher. Grocery stores nationwide face ...