Scientists say some of the traits that define modern humans may have evolved only after long-standing biological and cultural ...

The president of the field’s leading professional association was asked about a polarizing topic—and showed that she doesn’t understand the position she is dismissing.

Testosterone deficiency screening and replacement therapy will soon be on offer for active-duty service members as a military ...

Every summer, the bold green-headed drakes that patrol neighborhood ponds seem to vanish without warning, replaced by drab, female-looking imposters. The real mallards never left, but what is ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. Human hair growth is not indefinite; it's precisely ...

When it comes to choosing a partner, some species prefer males that stand out from the crowd. Evolutionary biologists call the resulting process negative frequency-dependent selection. It means that a ...

Despite the big promise of AI, only 5% of AI implementations deliver measurable business returns, according to a recent study by MIT. Rarely is the problem the technology. More often, AI efforts fall ...

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WASHINGTON — The top Democrat in a southern Texas House race, sex therapist Maureen Galindo, has called for transforming an immigration facility into a “prison for American Zionists” equipped with a ...

We don't really understand AI's inner workings, so we're effectively flying blind. The availability of artificial intelligence for use in warfare is at the center of a legal battle between Anthropic ...