That familiar phrase, "leaves of three, let it be," is a homeowner's warning, often whispered with a shiver. Poison ivy ( Toxicodendron radicans) is a pervasive, irritating plant that can turn a dream ...

The 300,000 year-old tools show that hominins in East Asia made planned foraging trips to lakeshores and designed instruments ...

Ancient wooden tools found at a site in Gantangqing in southwestern China are approximately 300,000 years old, new dating has ...

Purdue University, which helped fund Amelia Earhart's 1937 flight, said it will send a team to a remote island in the South ...

And a crack weeder tool to add to your yard clean-up arsenal — it has a head specifically designed to rake through the ...

Edward F. Gilman's 1991 paper, "Dispelling Misperceptions About Trees," said that "roots on one side of trees such as oaks and mahogany generally supply the same side of the tree" with water and ...

A properly planted tree sits with its root flair visible when you’re done planting. You can’t determine how deep to dig your hole until you find the root flair.

Tree roots desperate for water amid South Australia’s drought are increasingly seeking out moisture from sewerage pipes, causing havoc as residents report their gardens filling with poo.

Ground-penetrating radar (GPR) is widely used as a nondestructive tree root testing tool due to its convenience. The accurate and efficient inversion of complex underground root permittivity ...

Dig the hole no deeper than the root ball to prevent the tree from sinking into loose soil below the root ball. When planted, the root flare (where the base of tree trunk flares outward) must be ...