Off to the side on the stories you link to there are always other gems. The Guardian does a good job of reporting these discoveries. You may have shared this one, in which case I missed it (from October last year).

‘Astounding’ Roman statues unearthed at Norman church ruins on route of HS2
Heads of man, woman and child found on site of Stoke Mandeville church built in 1080 and abandoned 800 years later