The most common and most likely answer to this crossword clue is the 8 letter word OBITUARY
I've seen this crossword clue in The Daily Telegraph
O
B
I
T
U
A
R
Y
More clues leading to the result OBITUARY
- Commemorative article I brought in about failing railway
- Passing mention
- Passing on information?
- Feature describing life after death?
- At your send-off, bishop and I included a short life history
- Passing mention of sex in broken Yoruba
- Passing notice
- Writing in paper, old piece, something coming after Jan
- Late news notice?
- Notice which might upset you a bit? That’s about right
Buddy explains!

The straight part
We know that "Writing about life after death" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case writing about life after death = obituary.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does OBITUARY mean?
OBITUARY noun- A brief notice of a person’s death, as published in a newspaper.
- A biography of a recently deceased person, written by a journalist and published in a newspaper.
- A register of deaths in a monastery.
- Relating to the death of a person.