No 13856, Thursday 04 May 2023, Arden

Solution to 15A has been deliberately left unsolved and is to be answered only by a non-regular / novice commenter, with proper annotation. Those who have answered earlier in the week, please give others a chance.

ACROSS

9   Articles by weight, are they? Yet hear there is a scramble (7) ANAGRAM {AN}{A}{GRAM}

10 Finish the game without pain by not using a weapon (7) MACHETE {MA{aCHE}TE}

11 Old and retired, by shedding anger could become very young (7) TODDLER {OLD+RETireD}*

12 Cat straddling a horse, that's the name of the place (7) TOPONYM {TO{PONY}M}

13 Dance circle gets university backing (9) ROUNDELAY {ROUND}{YALE<=}

15 Could be panic as water comes down with force (5) G?A?N (Addendum - GRAIN {G}{RAIN} - See comments))

16 Roman historian understood us (7) TACITUS {TACIT}{US}

19 Lures stars with ease perhaps (7) TEASERS {STARS+EE}*

20 Strain on every student coming first (5) LEACH {EACH}<=>{L}

21 Found fault, one rejected me for saying "Seize the day" (5,4) CARPE DIEM {CARPED}{1}{ME<=}

25 Italian city has guts, promulgates change... (7) PALERMO {PROMuLgAtEs}*

26 ...American city tried to copy (7) DETROIT*

28 Country gets a new state (7) INDIANA {INDI{A}{N}A}

29 Fish I snared at sea (7) SARDINE*

DOWN

1   Singer's not bad, overall attention is limited (6) CANTOR {CA{NOT*}Re}

2   Manual and automatic - both inside a carriage (6) LANDAU [T]

3   Turn half the covers off range (4) URAL {tURn+hALf}

4   With upturned nose, rascal finally became unprincipled (6) AMORAL {AROMA<=}{r...aL}

5   Stay with them breaking stone (8) AMETHYST {STAY+THEM}*

6   Rascal runs away naked with charm (10) SCAPEGRACE {eSCAPEs}{GRACE}

7   Blue green, time to join in again (2-6) RE-ENGAGE {GREEN*}{AGE}

8   Station, after short period showing sign of decline (8) TERMINUS {TERm}{MINUS}

14 European cure - there is no free lunch! (5,5) DUTCH TREAT {DUTCH}{TREAT}

16 Constriction as this is parted by lips (8) THLIPSIS {TH{LIPS}IS}

17 Daily fish, left for another day (8) CHARLADY {CHAR}{L}{DAY*}

18 Group test could be according to the territory (8) SECTORAL {SECT}{ORAL}

22 Conrad is having a bit of the salad (6) RADISH [T]

23 Very famous and active, in charge before and after (6) ICONIC {IC}{ON}{IC}

24 Calling me on deck (6) METIER {ME}{TIER}

27 Writing in a newspaper giving figures (4) TORI {TO{R}I}

Reference List

Force = G, Ease = E,E, Student = L, New = N, Left = L, In charge = IC, Writing = R