--- NEWS	2020-09-05 22:28:48.607653342 -0400
+++ NEWS.new	2020-09-06 14:37:38.286349012 -0400
@@ -921,6 +921,14 @@
 Likewise, point isn't moved to the end of the string before inserting
 digits.

+---
+*** Buffer headings have been changed.
+The *Calc* and *Calc Trail* buffers now use 'header-line-format' to
+present a persistent buffer header line, and they are sized based upon
+the window width upon launch. The header-line for the *Calc Trail*
+buffer is no longer part of the buffer's text and no longer scrolls
+off the visible display, unless on sets 'calc-show-banner' to NIL.
+
 ** term-mode

 ---