Daily Archives: April 10, 2015

Sun experiences seasonal changes, new research finds | UCAR – University Corporation for Atmospheric Research

The quasi-annual variations appear to be driven by changes in the bands of strong magnetic fields in each solar hemisphere. These bands also help shape the approximately 11-year solar cycle that is part of a longer cycle that lasts about 22 years. via Sun experiences seasonal changes, new research finds | UCAR – University Corporation… Read More »

The Real Reason College Tuition Costs So Much – NYTimes.com

THE major factor driving increasing costs is the constant expansion of university administration. According to the Department of Education data, administrative positions at colleges and universities grew by 60 percent between 1993 and 2009, which Bloomberg reported was 10 times the rate of growth of tenured faculty positions. Even more strikingly, an analysis by a… Read More »

Researchers discover trick to regrowing lost fur/hair

At first, follicles release inflammatory proteins, or cytokines, which alert the immune system to a wound, researchers say. The immune system responds by sending macrophages to the problem area. Macrophages are white blood cells that engulf and devour pathogens, but they also release cytokines that can trigger a variety of responses in cells, such as… Read More »