The pros and cons of legalizing marijuana are still being debated. As of March 2025, 38 U.S. states and the District of Columbia allow for the medical use of marijuana. A growing number allow ...

But treat a tiny number of weeds differently. Horsetail, Equisetum arvense, is nearly immortal and bindweed, Convolvulus arvensis, and lesser Celandine, Ficaria verna, are hard to eradicate.

Weed, which people may also refer to as cannabis, may be a risk factor for developing psychosis. This article looks at the link between cannabis use and schizophrenia symptoms. It also outlines ...

Like smoking tobacco, smoking weed or cannabis can also have damaging effects on the lungs, although research on the subject is not as clear-cut. Smoking is one of the biggest threats to lung health.

Goldbugs have a new prospecting tool: the horsetail weed (Equisetum arvense) which grows abundantly across the U. S. and Canada. When it grows in soil with a gold content, it hungrily absorbs the ...

After a year of product tests that show pesticides in California cannabis products, regulators have yet to update standards. Santa Cruz County commissioners say the delay warrants a “public ...

Where is weed legal in South America? In 2013, Uruguay made international news when it became the first country in the world to fully legalize recreational cannabis, and in the years since, the ...