Each of us has enough DNA to reach from here to the sun and back, more than 300 times. How is all of that DNA packaged so tightly into chromosomes and squeezed into a tiny nucleus? Long, slender ...

Perler Bead Patterns Free: Visit the website for step-by-step instructions. All links will open in the same tab. 1. Citrus Perler Bead Coasters from My Frugal Adventures Make colorful citrus ...

Under the microscope in its extended form, chromatin looks like beads on a string. The beads are called nucleosomes. Each nucleosome is made of DNA wrapped around eight histone proteins that ...

Once a blip on the racquet-spec radar, string pattern has become an increasingly important—and complicated—consideration. Here are a few things you should know about strings before your next ...