- 1 STY
65A Complete mess
47343 - 2 IRA
1D ___ Flatow, longtime host of public radio's "Science Friday"
46448 - 3 SAD
37D Sorry
31236 - 4 RNA
55D Transfer ___
29322 - 5 AMI
53A Someone with whom to share un peu de camaraderie
29302 - 6 TAR
41A Waterproofing substance
26351 - 7 MET
27A Location of the world's oldest surviving piano, with "the"
25187 - 8 TAU
58D Cross shape
25169 - 9 EVA
22A Actress Mendes of "Ghost Rider"
20247 - 10 TATA
63A "Later"
17175 - 11 DEA
5D Federal agcy. established during Nixon's presidency
16124 - 12 INERT
24D Like helium
14149 - 13 ASOF
16A Lead-in to a date
14107 - 14 TUT
33A Sound from a dental click
12120 - 15 PAD
61D Deceptively beef up
12103 - 16 BOO
48A Surprising outburst
12101 - 17 TUG
29D Water tower?
1267 - 18 VISA
35A Need for an international student, often
1160 - 19 DEB
5A Nickname that omits "-orah"
1094 - 20 INSET
28A Common map feature
1094 - 21 OMENS
32D Itchy ears and itchy hands, to the superstitious
878 - 22 REUP
60A Go back for more
848 - 23 DEREK
46A ___ and the Dominos, rock band behind "Layla" and "Bell Bottom Blues"
842 - 24 IBAR
1A Support in construction
791 - 25 DORM
56A Duke residence
759 - 26 LASE
40A Lightly cut?
743 - 27 RULE
12A Dominion
6100 - 28 NOTRE
30A French for "our"
646 - 29 ELY
59D Cathedral city in Cambridgeshire
596 - 30 SUED
66A Under legal threat, in a way
552 - 31 INEZ
19A 20th-century activist ___ Milholland, dubbed a "Joan of Arc-like symbol of the suffrage movement"
546 - 32 TRIES
34D Scoring plays in rugby
539 - 33 SCENT
44A Trail of evidence
466 - 34 REFER
4D Pass (to)
456 - 35 ROVES
26D Meanders
418 - 36 RANTAT
47D Go off on
412 - 37 ASHORE
31A Washed up, perhaps
347 - 38 ZAIRE
20D Democratic Republic of the Congo, once
341 - 39 SCUD
8A Move quickly with the wind, as clouds
337 - 40 SUDS
64A They're in a lather
334 - 41 INKED
39D Tatted up
333 - 42 SPOOF
8D Send up
319 - 43 ACTIONITEM
17A Post-meeting to-do
35 - 44 UPI
10D Global news inits.
295 - 45 INSECT
43A Walking stick, e.g.
219 - 46 MIB
14D Film franchise that boosted sales of Ray-Ban sunglasses, for short
210 - 47 FORCED
25A Like some entries and smiles
29 - 48 MENTALNOTE
57A Unwritten reminder
25 - 49 EXAMPAPER
13A On what to write one's final words?
23 - 50 JORTS
52D Portmanteau pants
23 - 51 22
- 52 BORON
54A B in chemistry class
121 - 53 OHBOY
21A "How exciting!"
121 - 54 PULSAR
49A Celestial object producing a so-called "lighthouse effect" as it rotates
113 - 55 CANYON
9D Locale for an echo
112 - 56 ISOMERS
36A Molecules with the same chemical formula but different structures
111 - 57 TABARD
45D Sleeveless medieval garment
18 - 58 GRIEVES
38A Mourns
14 - 59 NEARFATAL
62A Life-threatening
14 - 60 REBOOTS
42D Many nostalgia-baiting TV shows
14 - 61 EXCONS
6D Those whose time has come and gone?
13 - 62 ROLFS
50D Massages deeply
13 - 63 ENGRAINS
23A Firmly establishes, in one spelling
12 - 64 11
- 65 11
- 66 11
- 67 11
- 68 11
- 69 11
- 70 11