Archaeologists from the Ca’ Foscari University of Venice and elsewhere have found traces of indigotin -- a blue secondary ...

New research introduces a paleoenvironmental model in which tidal dynamics influenced the earliest development of agriculture ...

The signature feature of black holes is that they are black — objects which fall into the hole can no longer be seen and can no longer influence the outside Universe. In classical general relativity, ...

The poorly understood ‘matalafi’ — the homogenate of Psychotria insularum leaves (fresh leaf juice) — is widely used in Samoan traditional medicine to treat inflammation associated with fever, body ...

A team of researchers from University College London and the Cyprus Institute’s Science and Technology in Archaeology and Culture Research Center has solved a major piece of the puzzle that makes up ...

Pre-contact Central and South American dogs (Canis familiaris) — all dogs preceding contact with European settlers — descended from a single maternal lineage that diverged after dogs entered North ...