9 April 2022 | New Scientist | 53The back pages Puzzles
Quick quiz #146
1 Young animals that are hatched or born
in a relatively undeveloped state and require
care from their parents are known as what?2 In astronomy, what does SSSB stand for?3 Which Dutch scientist was the first person
to observe bacteria and protozoa?4 How many vertices does
an icosahedron have?5 The composite organism formed from
the mutual relationship between fungi and
algae or cyanobacteria is known as what?Answers on page 55Puzzle
set by Steve Wain
#162 Hidden facesWhile window-shopping at a toy store,
my partner and I came across a set of dice
that was partially obscured at the back of
the shop’s display.My partner took one look and bet me that
I couldn’t tell them what the sum of all the
touching faces between the dice would be.
I accepted and gave the correct answer.
What was it?Solution next weekQuick crossword #105 Set by Richard Smyth
Scribble
zoneAnswers and
the next cryptic
crossword
next weekACROSS
5 Maternal parent (6)
7 Groove in the upper lip (8)
9 Flowering plant also known as leadwort (8)
10 Axilla; oxter (6)
11 Sweat (12)
13 Max ___ , Nobel prizewinning
German physicist (6)
15 Impact hole – Tycho or
Humboldt, perhaps (6)
18 Hungarian-American theoretical
physicist known as “the father of
the hydrogen bomb” (6,6)
21 Heart operation (6)
22 Iron-bearing sedimentary rock (8)
23 Prepuce (8)
24 Ocular scale found on snakes
and many lizards (3,3)DOWN
1 Particle formed of a strange quark
and a strange antiquark (3-5)
2 Asian mountain sheep (6)
3 Ascorbic acid (7,1)
4 Pollen-producing organ of a flower (6)
6 Points of access to petroleum
reserves (3,5)
7 Fluoxetine brand (6)
8 K, s, kg or m, say (4)
12 Progressive impairment of thinking
and behaviour (8)
14 Japanese industrial corporation (8)
16 Hexagonal driver for bolts and screws (5,3)
17 p+ (6)
18 Mineralised tooth surface (6)
19 Heart (informally) (6)
20 Misprint (4)Our crosswords are now solvable online
newscientist.com/crosswords