Poly(N-isopropylacrylamide) (PNIPAM) hydrogel undergoes significant but precise changes in size between 20°C and 40°C, making ...

Priya Chandrashaker and her daughter sort objects by attributes. Priya Chandrashaker and her daughter show how to sort objects into groups based on attributes -- the characteristics of objects. She ...

Introduction Does your community have single-stream recycling, which allows you to mix materials into one recycling container? Have you ever wondered how those materials all get separated so they can ...

Do you need to know how to sort Java objects in a collection, array, or map? Here's how to use the Comparable and Comparator interfaces and avoid ClassCastExceptions. Programmers frequently need to ...

Sorting and organizing may not always be the most difficult tasks, but they can certainly get tedious. And while they may seem like prime examples of something we might like robots to do for us, ...