In the medieval period, when Arabic chroniclers recorded eclipses, they usually noted concurrent deaths of rulers. And in Europe, a solar eclipse in 1133 was so closely associated with the 1135 death ...

DNA is the blueprint of life. Genes encode proteins and serve as the body's basic components. However, building a functioning ...

Centromeres play virtually the same central role across the entire tree of life: They ensure the faithful segregation of chromosomes during cell division. Yet the striking diversity in centromere ...

Today (Feb. 17), an annular solar eclipse will commence its journey across a remote region of Antarctica where it will be visible to more penguins than people. The partial solar eclipse portion of the ...