A component that reads (senses) and writes (records) data on a magnetic disk or magnetic tape. For writing, the surface of the disk or tape is moved past the read/write head. By discharging electrical ...

A response from an email recipient that indicates the message was opened. The read receipt has to be requested by the sender, and the recipient may or may not comply. Although it is called a "read" ...

Corrected: A previous version of this story misstated Devin Kearn’s university affiliation. A recent change to the definition of dyslexia put forth by an international group of researchers and ...