The questions
1 Who staged a “voodoo” Macbeth in Harlem in 1936?
2 In phonetics, ə is known as what?
3 Who, or what, took the 1995 photograph Pillars Of Creation?
4 Billy Childish and Charles Thomson founded which anti-conceptual art movement?
5 @POTUS is whose Twitter handle?
6 Who would use a boilie?
7 Towel Day, 25 May, celebrates which writer?
8 Which equation demonstrates mass-energy equivalence?
What links:
9 Hormuz; Dover; Korea; Messina; Magellan; Gibraltar?
10 Drones; Pelican; Junior Ganymede; Senior Conservative?
11 Karis; Jade; Elizabeth; James; Georgia; Gabriel; Lucas?
12 Seville circa 1820; 16th-century Kremlin; 14th-century Perth; ancient Ceylon?
13 Marsyas; the Weather Project; Embankment; Sunflower Seeds?
14 Hadlee; Kapil Dev; Walsh; Wasim Akram; Warne; Muralitharan; Pollock; Anderson?
15 Måns Zelmerlöw; Loreen; Charlotte Nilsson; Carola; Herrey’s?
The answers
1 Orson Welles.
2 Schwa (mid-central vowel).
3 Hubble Space Telescope.
4 Stuckism.
5 Barack Obama.
6 Angler (bait).
7 Douglas Adams.
8 E = mc2.
9 Straits.
10 Clubs in the works of PG Wodehouse.
11 Children of Mick Jagger.
12 Settings of Bizet operas: Carmen; Ivan IV; Fair Maid of Perth; Pearl Fishers.
13 In the Turbine Hall, Tate Modern: Kapoor; Eliasson; Whiteread; Ai.
14 First bowlers from each Test nation to reach 400 Test wickets.
15 Swedish Eurovision winners (other than ABBA).