20 April 2019 | NewScientist | 3CONTENTS
newscientist.com/issue/Leader
5 The feat of imaging a black hole
presages further challengesNews
6 THIS WEEK The mysteries that
remain after the first black hole
image. LIGO switches back on8 NEWS & TECHNOLOGY
How the brain processes pleasant
touch. Heatwave blamed on
climate change. Israel’s failed
moon landing. Falcon Heavy
takes off. Lamarckian evolution
in humans. Meteorite traced to
source. Another 3-parent baby.
Did hominins evolve in Europe?
Million-dollar maths problem.
A prehistoric pollinator that lived
in a world without flowers. How
hackers steal your clicks. Glaciers
contaminated with microplastics18 IN BRIEF Martian dust storms.
Salmonella hijacks immune cells.
Name that planet. Flying cars.
Microplastics spread in the airAnalysis
22 INSIGHT Measles has returned
to the US. Can it be halted?
24 COMMENT Don’t treat common
infections with antibiotics.
Scientists must air concerns
in public
25 ANALYSIS David Attenborough
and the BBC finally talk climateFeatures
30 Help! I’ve fallen into a black
hole Choose your own unsettling
adventure past the event horizon
34 How Earth made us Planetary
forces shaped everything from our
brains to our civilisations
38 Protein high Stuffing everything
with extra protein is the latest
food fad. But is there any benefit?Culture
42 Machines like me Ian McEwan
talks about rewriting the Turing
test in his latest novel
PLUS: This week’s cultural picks
44 Dark matters Physicists fight
their way out of Albert Einstein’s
shadow in a new documentary filmRegulars
26 APERTURE
Cool cat
52 LETTERS
It’s past the time for ordinary
climate solutions
55 FROM THE ARCHIVES
When worries about mobile phone
radiation reached a climax
56 FEEDBACK
Nutritional nomenclature
57 THE LAST WORD
Making new orangesVolume 242 No 3226 Insight The shocking return of measles 22ETH^ WENIG/
AP/SHUTTE
RS
TOCKEH
T^ COL
LA
BORA
TIONPlusOn the cover
38 Protein in everything
Health impacts of a modern
food obsession15 The hardest math
Tackling the biggest problem
in computing12 Not out of Africa
Was the ancestor of all humans
from Europe?Journey to the center
of a black hole
6 The big unanswered mysteries.
PLUS: Your guide to the monsters
of space-time
30 What happens if you fall into one?Measles emergency (22). Name
that planet (19). Flying cars (19).
If Alan Turing had lived: Ian
McEwan on his latest novel (42)Management
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