There are few forms of the botanical world as readily identifiable as fern leaves. These often large, lacy fronds lend ...

Plant stem cells, as in animals, are maintained in specialized microenvironments, which are known as stem cell niches, where local signals from organizer cells act to prevent stem cell differentiation ...

We have looked at seeds and roots of plants, and now we are going to study the stems. Plant stems are defined as the axis, or the center portion of the plant, connecting the roots to the branches, ...

Stem cell research is a hot topic. With applications for a host of human medical advancements, researchers have been working with animal and human stem cells for years. But animals aren’t the only ...

From using tying techniques to tomato cages, a gardener shares her tips. So, how does one determine whether or not a plant needs staking? "If a plant is too heavy to stand up under its own weight ...

Plant breeding plays a vital role in ensuring global food security by increasing crop yields, improving nutritional quality and creating crops that are adaptable to climate change. However, current ...

Researchers from the University of Freiburg have identified the HAN molecule as an important regulator that controls plant growth in conjunction with WOX5. Understanding this mechanism is relevant for ...

A new study shows that the behavior of stem cells in plants and animals is surprisingly similar. The researchers were able to produce mathematical equations that reveal very small differences in the ...

This treehopper in a greenhouse at Saint Louis University would not normally have a purple horn or "pronotum." It was painted that color for identification purposes. (Veronique LaCapra/St. Louis ...