Genetics of Aging This video describes pioneering research performed by the biologist Cynthia Kenyon, who hypothesized that genes could control the rate of aging.
What are preprints? This video by ASAPbio explains what preprints are and their benefits, how they differ from journal publications, and how scientists can use both mechanisms to communicate their work.
The cell's radar: how cells sense their environment While postdoctoral fellows at the NIH, Joe Goldstein and Michael Brown were presented with a young patient with familial hypercholesterolemia (FH), a disease characterized by high LDL cholesterol and atherosclerosis.
The Key to Chromosome Immortality In the 1980s, scientists knew that DNA polymerase could not copy the ends of chromosomes, yet chromosome ends were still largely maintained in an organism. In this video, Youreka Science describes the experiment that demonstrated the existence of a distinct enzyme, later named telomerase, that adds telomeres to the ends of chromosomes.