A new survey of Italy's alien vascular flora documents dozens of species, from Bidens pilosa to Taxodium distichum, crossing ...
Red List assessments classify Raven’s garlic and Seguenza’s knapweed as Critically Endangered globally and white saksaul as ...
Some UFO cases remain difficult to explain, but that is only the beginning of the scientific question. The evidence needed to ...
A former Pentagon UFO chief says he's seen alien craft with his own eyes. A Harvard scientist says show the data first.
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