After attempts to use non-human primates as a source of scarce organs for transplant, doctors have turned to pigs for a variety of reasons. They’re now making great progress against the largest hurdle—rejection. One of the world’s foremost xenotransplantation experts discusses how the process might work and what the future might look like for millions of potential organ and tissue recipients.
Scientists are discovering that our food preferences are much more than a matter of taste, and that taste itself is more complicated than we thought. Psychology also plays a role. An expert discusses what determines preferences, such as why some people like jalapeno peppers & black coffee, and some don’t.