A Florida sheriff says there are “no signs of an active shooter” and no injuries after police responded to a report of ...

DNA methylation is the covalent addition of methyl groups to DNA bases, typically the cytosine of CpG dinucleotides. It is catalyzed by methyltransferase enzymes using a S-adenosyl methionine ...

A Baltimore County man was arrested Tuesday in connection with a semi-truck arson that occurred in October on Interstate 68 in Allegany County. The Office of the Maryland State Fire Marshal said ...