This week's issue
On the
cover
44 Aalet,aur Immune age
Haw getting older makes YoU
more prone to infections-
and what~u can do about it
34 1nsldequarmnmUapg
Have we flnally seen reality
In the making'?
News
lZMlghtJ lllDlll
Meet the mammal that thrives
atop a Mars-like volcano
14 0ur lntll'tWlned story
Dillerse genetic analysis
reveals our hidden history
16 SWeetwwllon
OUrguts mav be able to
distinguish between sugar
and low-calorie sweeteners
Views
23 C".olNnlllt
Coronavlrus policies must
account for factors other than
just science, says David Adam
24 Th• columnist
Chanda Prescod-Weinstein
on the Hubble constant
36 Leffals
The effects of the pandemic
across the social gradient
1.1.Aperbn
Meet the sea creature named
in the fi\tlt againStplastic
30 0.lhn
Evolutlon's bones lald bare
Coronlllllrul
10 How the virus transmits
9 attlclsm of UKs1rategy
I Most promising treatments
10 Questions arol.lld lrmoonlty
20 Whvthe US is so wlnerable
12 World's hi~est mammal 15 Ancient Roman lapdog
51 Perfect pastry 16 Mystery penguin sounds 14 Tiny l'T'leteorite
7 Coranavlral crowds Many have been diSregarding social
distancing advice, but a fifth of the wOl1d Is now on lockdown
34 Peatures
"The idea that quantum
measurement involves
an almost magical
trcmsformation is dead"
Bammlnghumlln
Rewriting the epic story of
our species' ancient origins
Features
Mlnlldelllllllbnn ml.__
Solving the mysteiy of how
reality gets made
40 Mlndlhipapps
Haw well can new technology
help us manage our personal
relationships'?
44 Chlnlevacslmm ... age
Keeping ~immune system
ygung could be more important
thanewr
The bock pages
51 Sdenmolmaldng
Become a pastrywhizz
SZPulzles
Quick C1'0SSWIJfd, a change
challenge and the quiz
9 Feedbadc
Odd sodal distancing tips and the
rise of the bidet: the week i'I weln:I
5Ulmoattha l.twanl
Sleep trad<ers and the seat
of wisdom: readels respond
56 TheQM
John Troyer on technology
and dead bodies
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