New Scientist 28Mar2020

The back pages Puzzles

Qalc:k aouworcl #54 Set by Richard Smyth

ACROSS

1 Greater(S)

4 AdminiStration by symge (9)

9 Lego range launched

inl982(7}

10 Dry skin (7}

113(5)

13 waxy skin secretion (5)

15 Laugh out loud (3)

18 Gene that codes

for regur.alcin (3)

17 Minor proposition

in mathematics (5)

19 PoiSonous element

In snake venom (5)

21 _Hubble, astromrier

DOWN

1 Mathematics picture book

by Jon Scieszka (4,5)

2 _ rudcoo, Clamator

jacobjnus (7}

3 Operating command (3)

,. Arwll(S)

5114 Sophia __J first

practising female doctcr

In Scotland (3-5)

8 Compact disc read-only

memoYY(2-3)

7 Anabolic hormone (7}

I Ofthenose(S)

12 Enemv of humanity in lV

showBattlesrarGalactico (5)

14See5Down

and cosmologist (S)

23 Primarycololl'(S)

24 rr manaoer(3)

2SFemale, for~(3)

28 Spreadsheet software (5)

28 Device using negative

feedbackto COITectthe

action of a mecharism (5)

29 lntemational Bureau of_

and Measures (7)

31 Concept in mathematical

analysiS ( 4,3)

33 GcNemingdeW:e;

supervisory body (9)

34 UK malcer of computer

pertpherals(5)

18 "Any sufficiently advanced

technology iS

indistinguishable from_•

• Clarke's first law (S)
  19~(5)
  20 Part of mammal brain (9)
  22 MlgratofY songbird,
  BombydllogamJfus(7)
  24 Magnus__Jchess
  grandmaster(7}
  25 Effluentevacuator(5)
  26 _group, ~H 1 CH 5 (S)
  27 Of the moon (S)
  30 Single electron transfer (3)
  32 Combat among male
  grouse(3)

Answers and the next ayptlc aossword next week.

Qaldr quiz #.14

1 NASA's COBE satellite,

laimchedln 1989,was

the first to make detailed

measurements of what?

2 With what recent

breakthrough in genetics

al'e the names Emmanuelle

Olarpentler and Jennifer

Doudna associatedi'

3 Rumex obtusifolius

to counteract the effects

of lJrfiro dioico. What?

4 6,28,496,8128-

what sequence

of numbers is this?

s In organic chemislf%

what l5 the name of

the process of 51111tt1ng

complex molea.iles

such as long-chain

hydrocarbons by breaking

carbon-carbon bonds?

Answers below

.MRDSS 1111AlimS'lri'11J5t

8Fission,gBagel,10 L.ei,

11Upholster,13 Qei.wd,

Ill strafe, 17 Reamd'lle,

19 Gel, 21 OINl1 up,

2SRalnbow,

2"'25 l...ookh'll glass

DOWN 1AwflA,2 lnspile,

3 Eplanan, 4 Sttnchs. 5 Rib,

6 Nght, 7Splwge,12 Lathering,

i:ssee 20, 15 Algebra,

11OIrtg,18 (.ongo,

20l13 l..ewlsClnol~ 22 Psi

llll.lPltlJ s

('t. z: + £ = 9'611)

SJOSIAIP•a!AP wns 1111 Ol

1enba~u~11

5811!15 ilAlilU

~e6ew.waj lj:lOQ £

lil.qlBawouaG tldSRJJ i

JU>ldl<a puno.IOlpeg J!WSUJ

~spueis 11·&ieq6!(1111JJO

MOtl!Jaije 1111 'Pln>Jlllp!q

8lll!NO.lllW:Jtwso:J 811! 't

Puzzle set by Katie Steckles

I amallouttagetanthe bus,butldan't

havethemractmanerfartM£1 tare. The

drlwrc1Dmtt1lwcblnlesolhandCMr

marethan£1Mdtwylallplle.....,

0nce1i..11tdown,lftdlethlt..,.,

.....,.. , dldn'thandOUll'lltnVCDinl,

"'9.,,._.otmanerl hadwntlm•Wlll

the larglltpcmlllleamountl muldhave

had'1datgewHhautblmgabletapav

£1 (or any multlple of £1) mcactty. How

muchlldlh1Mt1

AAslver next week

If you start !Pi blowing on one candle and

\Wrkyoll' way around the calce, blowing on

each candle once, this will put out all the

candles in SMn puffs-and this is the

fewest puffs you can do it in. The1rick

Is to malce sure each candle gets blown

on an odd number of times.

Avaibhleat