The recipient of the 2018 Crow Award reveals details of flu evolution at the smallest —and largest—scales. For many viral diseases, a vaccine can provide...


A new study reveals genetic changes that affect social behavior in chickens. We have a number of phrases that relate human behavior to that of...


Elaborate genome rearrangements take nesting to the extreme. Oxytricha trifallax is a single-celled virtuoso of genome rearrangement. Oxytricha is a ciliate, and like all ciliates,...


In 1983, the median lifespan for people born with Down syndrome in the US was only 25 years. Today, due to better treatments for some...


Rhinocladiella mackenziei is a fungus that infects the human brain. It is the most common cause of neurological fungal infections in arid regions of the...


Every scientist is familiar with the p-value: it’s one of the most commonly used metrics in statistics to evaluate the likeliness that an observed relationship...


When a mutation arises in an egg or sperm cell, it could be evolutionarily important. But if a mutation occurs in somatic tissue instead, the...


At first glance, the yeast Candida krusei seems as innocuous as microbes come: it’s used for fermenting cocoa beans and gives chocolate its pleasant aroma....


A green, iridescent bee perches on a pink flower, extending its proboscis to reach the sweet nectar inside. He’s not just after a meal—he’s also...


It’s surprisingly common for babies to be born missing one or both kidneys; an estimated one in one thousand babies are born with a single...