For decades, archaeologists have been uncovering rare and mysterious incised obsidian arrowheads across Neolithic Central Anatolia, each one bearing a unique design etched into its glassy black surface nearly 9,000 years ago. Now archaeologists have discovered 11 new pieces at...

The research, published online Aug. 12 in the journal Quaternary Science Reviews, hints that Neanderthals may have lived farther south than scientists thought, though more evidence is needed to confirm that conclusion.

For those living in the shadow of mental health conditions such as PTSD, anxiety, and depression, finding a way forward can sometimes feel impossible – especially when conventional treatments have offered little succor...But now, results from the first state-regulated psilocybin...

The evolutionary tree that produced Homo sapiens might contain more knots than previously thought. Researchers have identified traces of two ancient hominin species in the DNA of modern humans. One of these “ghost” ancestors interbred with H. sapiens more than 50,000 years ago,...