The Everly Brothers â Rolling Stone labeled the Everly Brothers the most important vocal duo in rock, having influenced the Beatles, the Beach Boys, Simon & Garfunkel and many other acts. Here, with Phil on the left, they perform on the Johnny Cash Show in 1970.
(plural glacial drifts) (geology) An accumulation of earth and rock which have been transported by moving ice, land ice, or icebergs.
Genetic drift describes random fluctuations in the numbers of gene variants in a population. Genetic drift takes place when the occurrence of variant forms of a gene, called alleles, increases and decreases by chance over time. These variations in the presence of alleles are measured as changes in allele frequencies.