Using this method, astronomers have confirmed that galactic clusters indeed have
high masses exceeding those measured by luminous matter and, as a result, have provided additional evidence of dark matter.
Not exact matches
While many sources of stress have caused corals to bleach, «
mass» coral bleaching (at scales of 100 km or more) has only occurred when anomalously warm ocean temperatures, typically coupled with
high subsurface light levels,
exceeded corals» physiological tolerances.
Jeans showed that any such cloud no matter how uniform in properties, if the total
mass exceeds some threshold value, becomes unstable, and a region of slightly
higher density appears.