Order trees from Winnebago County’s annual sale by Feb. 25. Choose evergreens, shade trees, shrubs, and specialty packs.

Increasing heat and drought are putting our forests under stress. Researchers at the Swiss Federal Institute for Forest, Snow ...

Adult spruce bark beetles in their galleries in the bark of a Norway spruce tree. The beetle in the middle is infected with the fungus Beauveria bassiana. Disclaimer: AAAS and EurekAlert! are not ...

Ski jumping is no fashion contest, but there will be nearly as much scrutiny on what jumpers wear at the Winter Olympics as ...

Spruce bark beetles don’t just tolerate their host tree’s chemical defenses—they actively reshape them into stronger antifungal protections. These stolen defenses help shield the beetles from ...

Nature gives rise to fascinating adaptations, which can sometimes lead to organisms living in some strange situations. The relationship between bark beetles, spruce trees, and a type of fungus is a ...

Adult spruce bark beetles in their galleries in the bark of a Norway spruce tree. The beetle in the middle is infected with the fungus Beauveria bassiana. Spruce bark is rich in phenolic compounds ...

Spruce bark beetle in a Norway spruce tree, infected with fungus (Image Credit: Benjamin Weiss, Max Planck Institute for Chemical Ecology) Far from being defenceless, plants have acquired all kinds of ...

Spruce bark is rich in phenolic compounds that protect trees from pathogenic fungi. A research team at the Max Planck Institute for Chemical Ecology in Jena investigated how these plant defenses ...

In September 2025, a Widerøe Airlines flight was trying to land in Vardø, Norway, which sits in the country’s far eastern arm, some 40 miles from the Russian coast. The cloud deck was low, and so was ...

Standing under a massive white oak in Leesburg’s Ida Lee Park, arborist Jack Myrna wrapped a yellow measuring tape around the ...