Trees can be weeds as well: Here's why that's a problem

When we think of weeds, often what comes to mind are small, quick-growing plants such as the dandelions or couch grass we might find in our gardens. You may not think of trees as being weedy.

Neanderthals: The oldest art in the world wasn't made by humans

One of the most hotly debated questions in the history of Neanderthal research has been whether they created art. In the past few years, the consensus has become that they did, sometimes. But, like their relations at either ...

Taxonomic complexity of Sambucus genus studied

Sambucus L. is a morphologically diverse flora comprising approximately 23 accepted species that are mostly deciduous shrubs, perennial herbs or small trees widespread in almost all regions of the world, excluding extremely ...

Heatwave triggers 'false autumn' in UK

Searing summer temperatures in the UK have not just parched the earth and dried up rivers, lakes and reservoirs but are also seeing trees shed their leaves early.

Replacing pesticides with ants to protect crops

A team of researchers affiliated with several institutions in Brazil, working with one colleague from Spain and another from the U.S., has found evidence that suggests ants can be used as a natural pesticide for a wide variety ...

Researchers untangle the taxonomic status of Fortunella

Fortunella Swingle (Rutaceae) is an evergreen shrub or small tree distributed in Southeast Asia. China has the most abundant distribution of this genus, and all species are concentrated in China. The genus is a unique fruit ...

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