Human chimeras are surprisingly common and a wonder of the human reproductive process.
Electroconvulsive therapy, or electroshock, has a bad reputation, but medically its efficacy is well documented, even if nobody knows how it works.
The answer to the question whether a virus is alive isn't so simple.
We review the research on the correlation between height and cancer risk.
The first human head transplant is scheduled for 2017. But the possibility of transplants has transfixed scientists for most of the last century.
Brain freeze, or the ice cream headache, is still little understood.
Those suffering from aphantasia cannot form mental images. Which begs the question: What exactly do we mean when we say mental image?
Like taking a nap? Exploring the research that finds a positive correlation between health and a short daily rest.
The surgical reattachment or grafting of limbs has a short history because of its difficulty.
Spicy foods may prolong life; they certainly act as food preservatives.