Scientists have discovered that DNA behaves in a surprising way when squeezed through tiny nanopores, overturning a long-held assumption in genetics research. What researchers once thought were knots causing messy electrical signals turn out to be something else entirely: twisted coils called plectonemes,

SAN ANTONIO – The Bexar County Sheriff’s Office made a significant breakthrough in a yearlong murder investigation that had seen little progress. Stacey Dramiga, 63, was attacked, sexually assaulted and killed last September while she was on a walking ...

A complete breakdown of the abbreviation, including its role and function within the body.

Over the past two decades, researchers have learned that DNA inside the cell nucleus naturally folds into a network of three-dimensional loops. Some of these loops allow genes to interact with distant regulatory regions that can be separated by millions of base pairs, while others help compact chromosomes during cell division.