The emerald ash borer is an invasive beetle wreaking havoc on America's ash trees. We explain how it got here and how it is being tackled.

“Insect herbivores have long been known to accumulate plant defense metabolites from their diet as defenses against their own ...

Less than a month after taking steps to permanently ban the trade and consumption of live wild animals for food, the Chinese government has recommended using Tan Re Qing, an injection containing bear ...