A hydrogel that can stretch to around 15 times its initial length is one of the most elastic materials yet known and could be used for robotic grippers or tendons. Hydrogels, which are made of ...

You can change the shape of some materials like Plasticine. You can push it. Pull it. Bend it. Stretch it. And when you do it stays that shape, but not all materials keep their new shape for long.

Encourage children to love science by showing them the world in miniature with some of the best microscopes for kids — here are our favorite models. The best microscopes for kids allow children ...

Tell students that the materials can be tested in different ways to learn about their properties. Explain that they will conduct four tests: a Fold test, Crinkle test, Tear test, and Stretch test.