Traces of a toxic chemical found on 60,000-year-old arrowheads hint at advanced planning by Palaeolithic hunters.

The use of poison on arrows marked a revolution in human hunting technology—new evidence suggests it happened tens of ...

A new analysis uncovers traces of poison on the South African arrowheads, pushing back the timeline for poisoned weapons by ...

Residues on arrow tips found in South Africa hint at how far back in history humans have been using poison for survival.

Poison Ivy #40 hits stores Wednesday! Can an immortal caveman give Ivy the political immunity she seeks, or will Gotham burn?

Poison Ivy‘s design in Absolute Batman has been revealed ahead of the character’s debut in Scott Snyder’s comic book series.

Putting out bird feeders? Don't forget to let at least part of your yard get a little wild, too, says Earth Matters columnist ...

Long before humans built cities or wrote words, our ancestors may have faced a hidden threat that shaped who we became. Scientists studying ancient teeth found that early humans, great apes, and even ...

Poison ivy, oak, and sumac contain an oil called urushiol that causes an allergic skin rash. These plants can be identified by their leaf structure, though some non-toxic plants look similar. To avoid ...

Gardeners and hikers beware: Poison ivy may look like an unassuming plant, but it's one you're going to want to be able to identify before you wind up with an uncomfortable rash. If you do come home ...

SHREVEPORT, La. - For many homeowners, battling unwanted plants in the yard is just part of the routine. But one invasive vine can do more than take over flowerbeds — it can cause painful rashes and ...