52 | New Scientist | 17 July 2021
Quick crossword #87 Set by Richard Smyth
Scribble
zoneAnswers and
the next cryptic
crossword next week The back pages Puzzles
Our crosswords are now solvable online
newscientist.com/crosswordsQuick quiz #110
1 What was the purpose of a sphygmograph?2 How many comets were discovered by
self-taught astronomer Jean-Louis Pons?3 Who created the first effective vaccine
against epidemic typhus?4 What is the sieve of Eratosthenes
an efficient means of finding?5 What is the name of the ring of bone found
in the eyes of many vertebrate species?Answers on page 55Puzzle
set by Barry R. Clarke
#122 Article of faithDithering Dan has just received his
monthly copy of Doubtful Daze magazine.
Unsure which article to read first, he turns
to a random page and counts a certain
number of pages forwards, increasing the
page number. He then counts half of his
previous page count back, then half the
previous count forwards, and finally half
the last count back. The page number he
finishes on turns out to be four times the
one he started at. There are fewer than 50
pages in the magazine and the pages are
numbered consecutively starting at page 1.What page number does he finish on?Answer next weekACROSS
5 Chewbacca, for one (6)
7 Obsolete term for alkaloids such
as putrescine and cadaverine (8)
9 Flowering plant in the family Primulaceae (8)
10 ___ gland, also called the conarium (6)
11 Type of resuscitation (5-2-5)
13 The ___ Woman, 1970s US sci-fi series (6)
15 Charles ___, evolution theorist (6)
18 Periods (12)
21 Strong cleaning agent such as NaOCl (6)
22 Circular graphic for illustrating
proportions (3,5)
23 Plants in the buttercup family,
also called windflowers (8)
24 Temporally (2,4)DOWN
1 Bone structure (8)
2 Pierre de ___, known for his enigmatic
“last theorem” (6)
3 Combination of two or more elements (8)
4 Lift-off (6)
6 Peptide hormone (8)
7 ___ Canal, waterway opened in 1914 (6)
8 Of a tide, at its lowest (4)
12 1000 grams (8)
14 Andean shrub with medicinal bark (8)
16 One-way rotary devices (8)
17 Bone of the inner ear (6)
18 “Bad air”, historically (6)
19 High levels of urea in the blood (6)
20 ___ Musk, tech entrepreneur (4)ICONICBESTIARY/SHUTTERSTOCK