| AREWEALONE | Central question in the search for extraterrestrial life |
| ALIENCONTACT | about the search for extraterrestrial life? |
| CRASHSITES | Supposed evidence for extraterrestrial life |
| JASON | In Greek mythology, leader of the Argonauts in the search for the Golden Fleece (5) |
| TONYBLAIR | Former British PM who became a Middle East envoy for the United Nations in the search for a peaceful |
| ARGO | Ship in the search for the Golden Fleece |
| MEDEA | Companion of Jason in the search for the Golden Fleece |
| HOTPURSUIT | Following closely in the search for a popular occupation (3,7) |
| SETI | Search for extraterrestrial intelligence (abbrev.) |
| VOYAGER | Carrying the Golden Record intended as a greeting to extraterrestrial life should it be encountered, either of two space probes launched in 1977 to investigate the outer planets (7) |
| NAMAQUALAND | A bloke raises question in the manner of "No introduction of donations in the place of flowers?" (11) |
| GRUNDYISM | Alluding to a character or question in the Thomas Morton play Speed the Plough, a word for priggishness, primness or prudery (9) |
| YOUTALKINTOME | Robert De Niro's question in the mirror in "Taxi Driver" ('76) |
| ASKING | Popping the question in the role of royalty? (6) |
| HUNTERS | Those in the search of a solution to the runs (7) |
| TYPESPORTS | What to do in the search bar to get the latest scores? |
| RAREEARTH | The hypothesis that extraterrestrial life is improbable (4,5) |
| ORSHANTI | Gathering in lobby, angry historians question in the corridor of uncertainty (5,1,2,5,1) |
| SHALLI | Gathering in lobby, angry historians question in the corridor of uncertainty (5,1,2,5,1) |
| NILE | Burton led the Royal Geographical Society expedition, in the search, to find its source (4) |
