The sunlight-collecting organelles known as chloroplasts solve a packing problem: how to optimize photosynthesis without ...

Missing the beginning of the film. The film explores the structure and function of plant and animal cells using a microscope. It begins with observing onion cells, highlighting their components such ...

Explore 25 astonishing things you can only see under a microscope. Discover hidden universes in everyday objects, from butterfly wings to snowflakes. Uncov ...

Plant cells are surrounded by an intricately structured protective coat called the cell wall. It’s built of cellulose microfibrils intertwined with polysaccharides like hemicellulose or pectin. We ...

A new hybrid microscope for the first time allows scientists to simultaneously image the full 3D orientation and position of an ensemble of molecules, such as labeled proteins inside cells. (Nanowerk ...

At first glance, plant and animal cells have a lot in common: they’re both highly organized, keep their DNA tucked away in an envelope, and are kinda juicy inside. But plant cells have evolved some ...

Before seedlings can photosynthesize, they depend on fatty acids—and on peroxisomes to process them. Researchers discovered ...

Using a tiny, spherical glass lens sandwiched between two brass plates, the 17th-century Dutch microscopist Antonie van Leeuwenhoek was the first to officially describe red blood cells and sperm cells ...

Light doesn’t just help plants grow, it also strengthens their internal structure by tightening the connection between tissues. This added rigidity can actually slow growth, revealing a hidden balance ...

Fibroblasts are the quiet workers of the skin. They help build collagen and other support fibers in the dermis, the deeper ...