A select few hits have led the chart for at least 10 weeks — and 20-plus. By Gary Trust Beginning with Debby Boone’s “You Light Up My Life” in 1977, a relatively select few smashes have led the ...

ASAP Science频道推出了《圆周率之歌3.0》（The Pi Song 3.0），这是他们背诵π数字系列的最新一集，此次挑战的目标是记忆300位圆周率数字。