Its earliest mention is from Talmudic quotes 1800 years ago, though the practice itself dates back further.
No.
The proper way to wear a yarmulke is to wear it on the Sabbath, Shabbat, or when in Shul. One should wear a yarmulke whenever everyone else is wearing one.
Yarmulke is a small round hat Jewish men wear to go into a synagogue.
Yes
Orthodox Jewish men wear the Yarmulke all the time. Other Jews (male and female) decide for themselves whether or not to wear it.
No. You don't have to be orthodox to wear a yarmulke. In fact, you don't have to be Jewish. Some modern liberal Jewish congregations have pronounced the yarmulke optional during services or have dropped it completely, but it is still primarily a matter of individual choice. There are even some Jews who are quite secular, do not regularly pray or attend synagogue services, but who wear the yarmulke in general daily life.
Yarmulke
Yarmulke and Yashmak
A:There is nothing in the Bible to say that women can not wear trousers, so presumably it is not a sin. However, it could be a sin for you to look at women in trousers with lustful thoughts. Perhaps that is the problem.
Orthodox Jewish men wear a yarmulke (a skullcap). It begins with the letter Y.
Jewish teachers (rabbis) typically wear a kippah or yarmulke on their head.
A kippah, or Yarmulke, or a hat or streimel.
Yarmulke (Yiddish) or kippa (Hebrew).