Leaves: Tree-of-heaven leaves are pinnately compound, meaning they have a central stem in which leaflets are attached on each side. One leaf can range in length from 1 to 4 feet with anywhere from 10 ...

Since 2002, emerald ash borers have killed anywhere from 80% to 99% of mature ash in Southeast Michigan and Northeast Ohio.

The cells that make up the walls of the finest of all lymphatic vessels have a lobate, oak leaf-like shape that makes them particularly resilient to changes in fluid volume. A similar cell shape also ...

Some gardeners believe potatoes are best planted on or near St. Patrick’s Day. As a Missouri Extension article wisely says, ...

Pluripotent stem cells are cells that have the capacity to self-renew by dividing and to develop into the three primary germ cell layers of the early embryo and therefore into all cells of the ...

Trees affected by ash dieback disease are set to be felled over concerns they could fall on to public footpaths. Reading ...

Fertilization of gardens and landscapes typically begins in April after soils have warmed. With fertilization, one size (or ...

1. A colorful pan — from BuzzFeed's Goodful line — that's not just cute, but has the ability to kick all of your other dented and scratched pots to the curb as it can pan fry, sauté, sear, boil, ...

Eiza González plays the lone survivor of a deep-space bloodbath in a movie that saves its boldest ideas for your eyeballs, not its recycled-parts script. People tend to overuse the term “mind ...

Results of a phase I/II clinical trial of CALEC, limbal epithelial cell grafts generated by an innovative and rigorously standardized manufacturing protocol, showing safety and feasibility for ...

Mullein leaf (Verbascum ) is a common weed used for centuries in herbal medicine. Herbalists often use mullein flowers and leaves to treat respiratory problems, digestive issues, and skin conditions, ...

But for tattoo artist Ash Aurich, the minuscule format provides a readymade canvas and frame ripe for experimentation, intrigue, and beauty. Using a fine line technique with delicate shading, Aurich ...