We’ve all been taught that human fertilization is an Olympic-style competition. The truth is that it’s much more like a gigantic lottery.
Commercial DNA testing isn’t just harmless entertainment. It’s keeping alive ideas that deserve to die.
New findings shed light on the origin and evolution of these stubborn pathogens.
Recent discoveries, and new analyses of old evidence, are revolutionizing the way scientists look at human history.
At birth, human infants have the highest percentage of body fat of any species. Here’s why.
As the number of sufferers continues to rise, some researchers are moving in new directions to figure out how culture and lifestyle shape disease outcomes.