A scanning electron microscope reveals nematodes (highlighted in green) inside the spongy mesophyll of a European beech (Fagus sylvatica) leaf infected with beech leaf disease (BLD). Eggs are marked ...

Each summer, like clockwork, millions of beech trees throughout Europe sync up, tuning their reproductive physiology to one another. Within a matter of days, the trees produce all the seeds they’ll ...

Beech leaf disease, caused by a type of microscopic worm, has spread rapidly across the eastern U.S. and parts of Canada since first detected in Ohio in 2012. The disease interferes with chlorophyll ...

Near the bottom of a shady hillside in Jericho, a lone beech tree stretches high into the canopy, a relic of a bygone forest. Through luck or (hopefully) genetics, this mighty tree has avoided ...

European beech trees more than 1,500 kilometers apart all drop their fruit at the same time in a grand synchronization event now linked to the summer solstice. Each summer, like clockwork, millions of ...

MIDDLETOWN — When you enter a beech forest and look up at the canopy, the leaf cover should be so dense that you see nothing but green. When Heather Faubert raised her eyes one recent morning inside ...