Kate Luby-Phelps, PhD, is the director of the Live Cell Imaging Facility at the University of Texas
Southwestern Medical Center

The research identifies a new structure in human sperm that functions in the zygote and may provide new avenues for addressing male infertility

Archaeologists revealed variations in the radiocarbon cycle at certain periods of time, affecting frequently cited standards 

The finding may shed added light on, and offer treatment hope for brain-wasting diseases

It’s one of several jobs of the cerebral plumbing system, which uses its fluid in some surprising ways

Reduced gravity levels (microgravity) in space can lead to spaceflight-associated neuro-ocular syndrome (SANS) in some astronauts

NIH-funded study illustrates how evolution may shape the senses

Over the years, several theories have been proposed to explain the reduction in the amount of blood the heart can pump

Iridescence is common in nature, from the dazzling blues of peacock's feathers, to the gem-like appearance of insects

Athletic trainers and competitive athletes think of lactate as the cause of muscle fatigue, reduced performance, and pain

Apes also have muscles long-believed to be only present in humans and used for walking on two legs, using complex tools, and sophisticated facial and vocal communication

The fruit fly is a laboratory animal model that works as a "living test tube" in which researchers can test the roles genes might play in human conditions