Late Thursday, Mr. Musk’s chatbot, Grok, limited requests for A.I.-generated images on X to paid subscribers of the social ...

Octopus and other cephalopods are good at hiding themselves—and are inspiring cutting-edge technologies that may help us do ...

The divergence of new genes and proteins occurs through mutations that modulate protein function. The effects of these mutations are pleiotropic, thus imposing trade-offs between selection pressures ...