Chi

A walrus nicknamed Freya that attracted crowds while basking in the Oslo fjord was euthanized on Aug. 14, with Norway officials saying it was the only option but experts slamming an "infinitely sad" decision.

Xmas is a common abbreviation for Christmas that many Christiams object to, believing that it is less “Christian” than the ordinary spelling. The truth is that, in the Xmas version of the word, the X comes from the Greek letter Chi (X) – that is the first letter of the Greek word Χριστός (Christ).