Plant cells have several structures not found in other eukaryotes. In particular, organelles called chloroplasts allow plants to capture the energy of the Sun in energy-rich molecules; cell walls ...

Cells get nutrients from their environment, but where do those nutrients come from? Virtually all organic material on Earth has been produced by cells that convert energy from the Sun into energy ...

A 3D shape with all straight edges and flat faces is a polyhedron. Other 3D shapes with least one curved surface are not polyhedra. A 3D shape with regular polygonal faces, meeting at equal angles ...

You might have the same narrow nose as your mom, but new research has discovered that there's more to nose shape than genetics. Do you blame (or thank, depending on how you feel about it ...

With Shape It!, teens develop the confidence and competencies they need to pave their own path in an ever-evolving global landscape. Help students take ownership of their learning with Shape It! The ...

Because the moves tend to look like letters of the alphabet, economists have taken to giving post-recession periods alphabetical names, ranging from K-shaped to U-shaped, with each letter ...

A romance about a man and a woman who, due to an unexpected event, end up switching bodies. Despite coming from completely different backgrounds and environments, the two try to overcome the ...

Use one of the services below to sign in to PBS: You've just tried to add this video to My List. But first, we need you to sign in to PBS using one of the services below. You've just tried to add ...

This shape-shifting landscape orbits between the painted and the digital, the real and the surreal. There is a meditative rhythm to my generative AI videos that suggests time and the impermanence ...

The scene that was the birthplace of our band. “After the recording of The Shape Of Punk To Come I remember Dennis [Lyxzén, Refused singer] boasting about this six-minute, epic song.