A mega-study of 117 mammal species reveals that limiting reproduction increases life expectancy by up to 10 percent.

Imagine a world where the boundaries of biology are no longer fixed—a world where life can be created in a lab, where artificial intelligence can preserve a version of you long after you’re gone, and ...

The slow maturation of human children—often viewed as burdensome in modern parenting—is, in fact, a remarkable evolutionary achievement. Unlike other species, humans remain biologically immature and ...

WASHINGTON — A new report from the National Academies of Sciences, Engineering, and Medicine identifies the highest priority science objectives for the first human mission to Mars, and says searching ...