What is the perimeter? Discover how to work out the area of a 2D shape, by adding the length of its sides together. What are nets? Find out what a net is and how to identify a shape from its net.

Explore the properties of 2D shapes from one-sided circles to the eight-sided octagons. What is the difference between a 2D shape and a 3D object? Learn the difference between basic 2D and 3D ...

Its behavior, which resembles the movements of animals in nature ... This new polymer's ability to change shapes could make it useful for creating soft robots or artificial muscles, among other ...

The Rho GTPases are potent regulators of the actin cytoskeleton and consequently influence many aspects of cell shape and movement. In vivo, Rho activity appears to be a critical determinant of ...

At a conference in Washington, D.C. this week, that movement began to take clearer shape under the banner of National Conservatism. What is National Conservatism? For three days, starting on ...