Meteor Showers 101 National Geographic (國家地理:流星雨入門)
About 30 meteor showers can be seen from Earth throughout the year. Learn the science behind meteor showers, the dates when showers like the Geminids occur, and the origins of wishing upon a shooting star.
每年從地球可看到約30次流星雨。一起來學習流星雨背後的科學知識、流星雨(比如雙子座流星雨)出現的日期，以及對著流星許願習俗的起源。
視頻來源：National Geographic Youtube 頻道 
