Forbes contributors publish independent expert analyses and insights. Mark Travers writes about the world of psychology. For decades, intelligence has been often reduced to a number — an IQ score, a ...

Decapentaplegic (DPP) exerts its long-range influence on wing patterning by acting 'directly' at a distance as a gradient morphogen, rather than 'indirectly' as a short-range inducer of other signals.

PCWorld highlights essential free software for PC users, covering productivity tools, security applications, and entertainment options to maximize computer functionality without cost. Key ...