| 100% | WEB | 3 | World Wide ___, invention by Tim Berners-Lee that was mentioned in the sci-fi novel "Dial F for Frankenstein" by Arthur C. Clarke |
| 46% | HAMMER | 6 | "The ___ of God," 1993 sci-fi novel by Arthur C. Clarke that is set in the year 2109 |
| 45% | SONGS | 5 | "The ___ of Distant Earth," 1986 sci-fi novel by Arthur C. Clarke that is set in the early 3800s |
| 43% | ISLANDS | 7 | "___ in the Sky," 1952 sci-fi novel by Arthur C. Clarke that is set in the later half of the 21st century |
| 40% | CARD | 4 | Credit ___, invention that was first mentioned in the sci-fi novel "Looking Backward" by Edward Bellamy |
| 40% | RAMA | 4 | "Rendezvous with ___," 1973 novel by Arthur C. Clarke that is set in the 2130s |
| 40% | ROBOT | 5 | Invention that was first mentioned in the sci-fi novel "R.U.R" by Karel Capek from which the name was derived |
| 39% | ATOM | 4 | ___ bomb, nuclear weapon which was first mentioned in the sci-fi novel "The World Set Free" by HG Wells |
| 34% | HELICOPTER | 10 | Invention whose successful model was made by Igor Sikorsky that was inspired by the sci-fi novel "Clipper of the Clouds" by Jules Verne |
| 32% | ALIENSHIP | 9 | Rama is one, in Arthur C. Clarke's sci-fi novel "Rendezvous With Rama" |
| 32% | PATH | 4 | "Glide ___," 1963 novel by Arthur C. Clarke that is set during WWII |
| 32% | ETERNITY | 8 | "The End of ___," 1955 sci-fi novel by Isaac Asimov that was shortlisted for the Hugo Award for Best Novel |
| 31% | SALEMS | 6 | "___ Lot," 1975 novel by Stephen King that was nominated for the World Fantasy Award |
| 30% | HAMMER | 6 | "The ___ of God" (sci-fi novel by Arthur C. Clarke) |
| 29% | VENDETTA | 8 | "V for ___," graphic novel by Alan Moore about a dystopian future in the UK that was adapted into a Natalie Portman film |
| 29% | SUBMARINES | 10 | Inventions that inspired the sci-fi novel "Twenty Thousand Leagues Under the Sea" by Jules Verne |
| 29% | SUN | 3 | "The Wind from the ___," 1972 collection of sci-fi short stories by Arthur C. Clarke |
| 28% | TOOMANYRIVERS | 13 | Song by 17-Across covered by 40-Across that was a hit for Brenda Lee in the 1960s (3 wds.) |
| 28% | WRATH | 5 | "The Grapes of ___," novel by John Steinbeck, set in the Great Depression, that was a major reason for him winning the Nobel Prize |
| 28% | TASER | 5 | Invention by Jack Cover that was inspired by the "Tom Swift" sci-fi series by Victor Appleton: Abbr. |
| 28% | HIBISCUS | 8 | "Purple ___," novel by Chimamanda Ngozi Adichie that was longlisted for the 2004 Booker Prize |
| 27% | ZERO | 4 | ___ gravity, sci-fi term that refers to a state where gravity has no effect, popularized by Arthur C. Clarke |
| 27% | WATER | 5 | "Avatar: The Way of ___," 2022 sci-fi film that was in production for 12 years |
| 27% | MAGIC | 5 | "Any sufficiently advanced technology is indistinguishable from ___," quote by famous sci-fi author Arthur C. Clarke |
| 27% | GOLDEN | 6 | "The ___ Compass," fantasy novel by Philip Pullman that is set in the Arctic |
| 27% | GREAT | 5 | "___ Balls of Fire," 1957 song by Jerry Lee Lewis that was featured in the film "Top Gun" |
| 26% | GAME | 4 | "___ of Thrones," TV series that will begin taking the world by storm in 2011 |
| 26% | THEWORLDWIDEWEB | 15 | Information-age invention by Tim Berners-Lee (U.S.A. for Africa) |
| 26% | OMOO | 4 | Novel that ends "By noon, the island had gone down in the horizon; and all before us was the wide Pacific" |
| 26% | REAL | 4 | With 27-Across, novel by 42-Across that was shortlisted for the 2020 Booker Prize |