29 August 2020 | New Scientist | 1On the
coverCoronavirus latest
7 Is the virus getting
less deadly?
8 The risks of rushing
for a vaccine
11 Catching covid-
on a flight
11 Why some people
can’t wear masksNews
Views
Features
12 Top gun
AI beats human pilot
in simulated dogfight14 Mystery burial
Ancient teenager found
in unusual Spanish grave19 Hack your IQ
Watching a short video
can seriously boost your
score in an IQ test23 Comment
James Ball on the fight
for the internet24 The columnist
Wholesome memes could
save us, writes Annalee Newitz26 Letters
The nuclear threat
must remain a priority28 Aperture
Stunning nature photography
prizewinners34 Culture
A better way for society to
think about reproduction53 Puzzles
Quick crossword and the quiz54 More puzzles
Can you work out what
Twaddle knows?54 Cartoons
Life through the lens of Tom
Gauld and Twisteddoodles55 Feedback
An Attenborough AI and penguin
pursuits: the week in weird56 The last word
My little dog takes the same
number of steps as me. Why?38 Exposing unconscious bias
How much of the world’s bias
is unconscious – and can we
measure it?43 The roots of racism
Our prejudices arise from
learned responses. That
means we can unlearn them46 Brave new worlds
Rethinking the hunt for
extraterrestrial lifeThe back pages
35 Plant power Kew Gardens’ podcast is full of plant appreciationVol 247 No 3297
Cover image: Timo Kuilder38 Your biased brain
Why our minds are
engineered for prejudice –
and how to override it18 Second sun
Our solar system may once
have had two starsJEFF^ EDE
N/RGBKEWViews
24 Wholesome memes 20 Infinitely
recyclable plastic 15 Tardigrade
toughness 46 Weirdest exoplanets
19 Hack your IQThis week’s issue
46 Features
“ Planets
with two
suns could
remain
habitable
for billions
of years”