513 COVER A jumble of icebergs forms in front of the heavily crevassed calving front of Jakobshavn Isbrae, one of the fastest outlet glaciers draining the Greenland Ice Sheet. The ~5-kilometer-wide ice front rises ~80 meters out of the water and extends more than 600 meters underwater. Recent research shows that the speeds of Greenland glaciers are increasing. See page 576.

The research ethics committees are collegiate bodies whose main purpose is to evaluate and rule, approving or not approving, the protocols that going be carried out in human beings; likewise, they assist authorities monitoring compliance with health legislation. They constitute a guarantee of respect for people who participate as subjects legitimize those carry this procedure. mandatory all est...

Ethics in research and how it is translated into practice fundamental to rule out any potential misconduct either with the scientific method or way results are presented world, thus impacting patients outcomes.The last two years of Covid-19 pandemic were prolific exposing community healthcare professionals many flaws regarding different studies promising simple treatments sophisticated medicati...

the purpose of this study is evaluation of the adherence amount to ethical research principles in physical education graduate students at the universities of tehran. the study populations were 1100 graduate students in physical education who 500 of them were selected as samples. reliability coefficient of the questionnaire using cronbach's alpha coefficient and have been reported (0/86). k...