An analysis of the sloth family tree suggests three different groups of the animals evolved to gigantic sizes in response to ...

More than a millennium ago, a Maya community collapsed in the face of a devastating drought. One writer joined an intrepid ...

Sonar, originally SONAR, an acronym for SOund Navigation And Ranging, allows animals (or man-made devices like submarines) to ...

Decision-making is more than a routine act — it’s a mirror of thought and a statement of intention. While some of its aspects ...

Where exactly do these primitive Homo sapiens fit into our evolution – were they our ancestors, or more likely, competing side-branches in the human evolutionary tree? How modern – how human, for lack ...

For years, the dominant narrative held that modern humans arose from a single, unbroken lineage in Africa. But then came ...

Spinney makes the case that PIE’s viral spread is, and I quote, “easily the most important event of the last five millennia ...

Over thousands of years, humans from Eurasia trekked more than 12,400 miles to eventually reach the southernmost tip of South ...

Fragments of a Homo erectus skull were among deposits of vertebrate fossils found when the Indonesian seafloor was being ...

The aspen tree (Populus tremuloides) is the most widely distributed tree species in North America, ranging from Alaska to Newfoundland and down the Rocky Mountains to Mexico. Utah and Colorado ...

The popularity of tea tree oil shampoo has grown as individuals search for a potent, natural remedy for different scalp and hair ailments. Given its antifungal, antiseptic, and antimicrobial ...

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