The questions
1 Photograph 51 in 1952 was an image of what?
2 Which fictional title character had a son called Sorrow?
3 A muselet is usually found on the top of what items?
4 Which sports league was founded by Lalit Modi?
5 Anne Sullivan was whose teacher and lifelong companion?
6 In 2018, who became the first rapper to win a Pulitzer prize?
7 What part of a flower has a filament and an anther?
8 The Gimps project is a search for what type of number?
What links:
9 Stewed fruit dish; quickest victory in chess; iron pyrite?
10 Antisthenes; Diogenes of Sinope; Crates of Thebes; Menedemus?
11 La Celeste; La Albiceleste; Canarinho; Los Incas; Los Cafeteros?
12 Mount Meru; Asgard; Mount Olympus?
13 Sid Vicious; Joe Orton; Lee Harvey Oswald; Beethoven; Churchill?
14 Straight; winder; open; flying; newel; helical; spiral?
15 Pat Barker’s The Ghost Road; Rachel Cusk’s Kudos; Olivia Manning’s Friends And Heroes; Suzanne Collins’ Mockingjay?
The answers
1 (X-ray diffraction pattern of) DNA.
2 Tess of the d’Urbervilles.
3 Sparkling wine bottles (wire cage).
4 Indian Premier League cricket.
5 Helen Keller.
6 Kendrick Lamar.
7 Stamen.
8 Mersenne prime.
9 Fool: fool dessert; fool’s mate; fool’s gold.
10 Cynic philosophers.
11 Nicknames of South American teams at 2018 World Cup: Uruguay; Argentina; Brazil; Peru; Colombia.
12 Abodes of the gods: Hinduism; Norse myth; Greek myth.
13 Played on screen by Gary Oldman.
14 Types of staircase.
15 Concluding novels of literary trilogies.