A number of readers have inquired as to the status of garden soil or landscaped ground following a fire.

The center of a tree or shrub stem (from roots to trunk, branches, and twigs) is woody, composed of xylem cells that conduct water from the roots to the upper parts of the tree. That woody section is ...

Xylem cell They transport water and minerals ... Their walls contain lignin for strengthening. Phloem cell They transport sugars, amino acids, other substances both up and down the stem to leaves ...

Our partnership with Xylem is built on a shared purpose and joint commitment to environmental, economic and social sustainability, including social progress and community impact. This specifically ...

Most life on Earth depends upon plants for energy. Plants capture light from the sun and use it to build up chemical stores of energy. This is called photosynthesis. The basic structure of a plant ...

Whether you’re planting in your yard, on a windowsill, or in a public space, you can help create more bird-friendly habitats with native plants. Find the best plants for your area (and where to get ...

After hours: 13 February at 18:20:39 GMT-5 ...

A Brillouin spectroscopy study of the apple fruit cuticle indicates spatial micro-mechanical inhomogeneities exist between the periclinal and anticlinal regions.

If Oregon’s recent cold snap has you shivering, and the ice and snow in the forecast seem unusual, take solace. The state climatologist feels it too — even when he’s looking at data that ...