all you have to do is tap the ring whenever youâre connected to data or Wi-Fi and youâll be able to feel your loved oneâs heartbeat in real time. If these rings get your pulse racing then head on over to TheTouchâs website where theyâre available for pre-order.
Primary sources are also sets of data, such as health statistics, which have been tabulated, but not interpreted. 1  Journals or Periodicals: main type of publication in which scientific research is reported. 2  May be published by learned societies or by commercial publishers. 3  A researcher(s) submits an article to a journal.
A secondary source is one that gives information about a primary source. These sources contain second hand information that has already appeared in primary documents. In this source, the original information is selected, modified and arranged in a suitable format for the purpose of easy location by the users.