In 1954, Gerald Pearson, Calvin Fuller and Daryl Chapin invented the first solar battery.
1954年，杰拉尔德·皮尔森，卡尔文富勒和达里查发明了第一个太阳能电池。
2
Harry Chapin was a popular folk singer and songwriter. In 1981, at the age of 38, he died in a car crash on his way to a performance.
查宾是一位颇受欢迎的民歌歌手和作曲家。1981年，他在一场车祸中遇难，时年38岁。
3
"If you wanted to have a robot arm move left," Chapin explains, "you would have to find that small set of neurons that would carry the command to move to the left."