Manna harvesting (the practice of cutting the bark of Fraxinus ornus trees to collect their sap), used to be a common practice throughout the Mediterranean. But in the past 80 years, urbanisation ...

Nature gave the world the dire wolf 2.6 million years ago, and then, through the hard hand of extinction, took it away—some 10,000 to 13,000 years ago when the last of the species died out. Now ...

Autism has characteristics that include challenges in social communication and social interaction, as well as restricted and repetitive behaviors and interests. Adults living with autism face unique ...

Scientists recently revealed that they have "brought back" extinct dire wolves thanks to genetic engineering — but experts say the newly created animals are only like dire wolves in appearance.

Ash trees are Britain’s third most abundant tree in forest areas and the most common hedgerow trees. Native European ash (Fraxinus excelsior) is an important keystone species in the UK and across ...

This review describes the clinical characteristics of PD with emphasis on those features that differentiate the disease from other parkinsonian disorders. Methods: A MedLine search was performed to ...

Magnetic resonance imaging revealed periaqueductal edema involving medial substantia nigra. [18 F]dopa positron emission tomography demonstrated reduced uptake in the caudate and putamen with relative ...

The main types of narcissism include overt, covert, antagonistic, communal, and malignant. However, overt narcissism is the only official diagnosis related to narcissism, according to the "Diagnostic ...