| Underground experiment, for short | 33 |
| Provocative military move, briefly | 34 |
| Nervous-making event in N. Korea | 32 |
| Mushroom cloud producer, in brief | 33 |
| India's first one took place in 1974 | 40 |
| Headline event in India in 1974 and '98 | 43 |
| Explosive display of military power, for short | 46 |
| Experimental bomb blast, briefly | 32 |
| Event that might cause sanctions: Abbr. | 39 |
| Demonstration of firepower, briefly | 35 |
| Cause of an intl. incident, maybe | 33 |
| Brief blowup, in "Big" | 32 |
| 2006 event in North Korea, briefly | 34 |
| Los Alamos experiments, in headlines | 36 |
| Powerful militaristic displays, for short | 41 |
| Displays of military power, for short | 37 |
| Big blasts from the past, briefly | 33 |
| 2000s events in North Korea, for short | 38 |
| Mathematician's highest degree? | 35 |
| "___ Degree" (Morningwood song) | 41 |
| Ultimate degree hidden in eight puzzle answers | 46 |
| Mathematician's highest degree | 34 |
| Greatest in an indefinitely large series | 40 |
| Airplane accident investigator, initially | 41 |
| Airline accident investigator (Abbr.) | 37 |
| Pipeline accident investigator: Abbr. | 37 |
| Org. that monitors aircraft accidents | 37 |
| It may delve into a derailment: Abbr. | 37 |
| Investigator of many accidents, for short | 41 |
| Gov't. train wreck investigators | 36 |
| Airport accident investigators (abbr.) | 38 |
| Accident investigator, for short | 32 |
| Perceptive person's detection | 33 |
| Region from the Nile to the Red Sea | 35 |
| "The Thinker," for one | 32 |
| Modigliani's "The Rose ___" | 41 |
| Michelangelo's David, for one | 33 |
| Michelangelo's "David," e.g. | 42 |
| Manet's "Olympia," e.g. | 37 |
| Like Michelangelo's "David" | 41 |
| Duchamp's staircase-descender | 33 |
| Duchamp's staircase descender? | 34 |
| Titian's "Venus of Urbino," for one | 49 |
| Rodin's "The Thinker," e.g. | 41 |
| Like the upper half of the Venus de Milo | 40 |
| Like the athletes in the ancient Olympics | 41 |
| Like Rodin's "The Thinker" | 40 |
| Like Duchamp's staircase descender | 38 |
| Dufy's "___ with Raised Arms" | 43 |
| Duchamp's staircase descender | 33 |
| Clothing optional, as some beaches | 34 |
| "David" is a notable one | 34 |
| "--- Descending a Staircase" | 38 |
| "___ With Violin": Coward | 35 |
| "___ Descending a Staircase" | 38 |
| ''The Thinker'', e.g. | 37 |
| Wyeth's Helga paintings mostly | 35 |
| Ones who avoid clothes encounters? | 34 |
| Goya's "Maja" et al. | 34 |
| Film that involves a lot of taking off | 38 |
| One who likes it when there's nothing on? | 45 |
| One who doesn't have much laundry to do? | 44 |
| Feature of one who is barely sleeping? | 38 |
| U.S.-Mexico border town ___ Laredo | 34 |
| ___ Laredo, Mexico, on the Rio Grande | 37 |
| ___ León (Mexican state bordering Texas) | 43 |
| __ León: Monterrey's state | 33 |
| Rocker called "Sweaty Teddy" | 38 |
| "Motor City Madhouse" rocker Ted | 42 |
| Rapa ___ (Easter Island, to locals) | 35 |
| Rapa ___ (locale of many monoliths) | 35 |
| Rapa ___ (Easter Island, to natives) | 36 |
| Air Tahiti ___ (carrier to Papeete) | 35 |
| "Rapa ___" (1994 Esai Morales film) | 45 |
| "Rapa ___" (1994 Easter Island film) | 46 |
| Ravel's "Gaspard de la ___" | 41 |
| Ravel's "Gaspard de la __" | 40 |
| "Bonne ___" (French wish at bedtime) | 46 |
| When the stars come out in Paris | 32 |
| When the day's done, to Denis | 33 |
| Van Gogh's "Le Café de ___" | 44 |
| Truffaut's "La ___ Américaine" | 47 |
| Symphonic poem by Varèse: 1965 | 33 |
| "Café de ___" (Van Gogh) | 37 |
| "Bonne ___" (French send-off) | 39 |
| "Belle ___ . . . ": Offenbach barcarole | 49 |
| ___ de Noël (Christmas Eve): Fr. | 35 |
| Prepared, as frozen foods, maybe | 32 |
| Puts in the microwave, so to speak | 34 |
| Without a value, as a database cell | 35 |
| Intersection of perfect squares and prime numbers | 49 |
| Ready for the dentist's drill | 33 |
| "Comfortably ___" (Pink Floyd) | 40 |
| Ready for the dentist's drill, in theory | 44 |
| Opposite of "sensational" | 35 |
| Feeling the effects of Novocaine | 32 |
| Termite-eating Australian marsupial | 35 |
| Test taker's writing implement, often | 41 |
| ''Dos'', for one | 32 |
| Language family including Ute and Shoshone | 42 |