| 100% | ONION | 5 | Source of the headline "Study Finds Blame Now Fastest Human Reflex," with "The" |
| 44% | ONION | 5 | Source of the headline "Study Reveals: Babies Are Stupid," with "The" |
| 40% | ONION | 5 | Source of the headline "World's Youngest Person Born," with "The" |
| 39% | ONION | 5 | Source of the headline "Fall Canceled After 3 Billion Seasons," with "the" |
| 38% | ONION | 5 | Source of the headline "Archaeological Dig Uncovers Ancient Race of Skeleton People," with "The" |
| 38% | ONION | 5 | Source of the headline "World Death Rate Holding Steady at 100 Percent," with "The" |
| 38% | ONION | 5 | With "The," source of the headline "Yahoo! Launches Soul-Search Engine" |
| 34% | BRIANENO | 8 | Artist with the album January 07003: Bell Studies for the Clock of the Long Now |
| 33% | LITTLEPRINCE | 12 | Source of the stepquote, with "The" |
| 32% | ARIES | 5 | Source of the fleece found by 105 Across |
| 32% | LAKE | 4 | With 5-Across, source of the Truckee River |
| 32% | NIMBUS | 6 | With 7-Across, sources of the circled words |
| 32% | TRACED | 6 | Found the source of |
| 32% | TEMPEST | 7 | Source of the line "What's past is prologue," with "The" |
| 31% | TEMPEST | 7 | Source of the phrase "brave new world," with "The" |
| 31% | ACTS | 4 | Source of the line "Thy money perish with thee" |
| 31% | ANATOMY | 7 | Study of the human body |
| 31% | OSOLEMIO | 8 | Source for the tune of "It's Now or Never" |
| 31% | HOMEALONE | 9 | Source of the film-within-a-film Angels With Filthy Souls |
| 30% | PSY | 3 | Study of the human mind, for short |
| 30% | IROBOT | 6 | Classic 1950 book with the line "It's your fiction that interests me. Your studies of the interplay of human motives and emotion" |
| 30% | SHAK | 4 | Source of the phrases "cakes and ale" and "milk of human kindness": Abbr. |
| 30% | OSCAR | 5 | With 70-Across, source of the quip at 21-, 39- and 58-Across |
| 30% | SETI | 4 | Subj. studied with the help of telescopes |
| 29% | SOC | 3 | Study that deals with the culture of everyday life, briefly |
| 29% | CACAO | 5 | With 3-Down, its seeds are the source of chocolate |
| 29% | STAR | 4 | With 56-Down, series that's the source of the movie line in the circles |
| 29% | BEETHOVENSONE | 13 | With 127-Across, classical work that's the source of the European Union's anthem |
| 29% | CLOVER | 6 | Find a four-leafed one with the luck of the Irish |
| 29% | ENTOMOLOGY | 10 | Branch of zoology concerned with the study of insects |