New Scientist 3118 2017 03 25.pdf

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Revolutionary stem cell
therapy for the retina
We’re going to have to
start eating some weird stuff
Maldives plans the
world’s biggest extension
WEEKLY
March 25-31, 2017
REVITAL-EYES
FEEDING THE 10 BILLION
NATION BUILDING
EINSTEIN A GO-GO
Special relativity passes its toughest test
SECRET
MAP OF
THE BRAIN
The hidden connections
that keep thoughts flowing
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Science and technology news
www.newscientist.com
US jobs in science
INCREDIBLE JOURNEYS
How tiny birds fly vast distances
Intellectual
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Where did we come from?
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Introduction by
Professor Stephen Hawking
CONTENTS
News
Volume 233 No 3118
This issue online
newscientist.com/issue/3118
Leader
5
It’s time new media companies took
responsibility as well as profit
Old blood made
young again
Protein boosts stem
cells and rejuvenates
our blood
DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
8
News
UPFRONT
Storm over YouTube ads. ExoMars lowers its
orbit. Deadly fungus spreads in the US
8 NEWS & TECHNOLOGY
Dinosaur family tree shake-up. Police robot
to interview children. Artificial lungs in a
backpack. Filtered glasses enhance colour
vision.
Salmonella
bacterium gets recoded.
Testing relativity with atomic clocks.
Maldives builds new islands to evade rising
seas. A cleaner cosmic ruler. Stem cells save
sight. Phone controls tattooed onto your
skin. Soviet cover-up of nuclear test fallout.
Mars streaks may just be dust
19 IN BRIEF
Fish leave sea to escape predators. Normal
matter ruled early galaxies. 30-second
blood typing
6
On the cover
28
Secret map
of the brain
The hidden connections
that keep thoughts
flowing
14
Revital-eyes
Retina stem cell therapy
32
Feeding the 10 billion
Weird foods
12
Nation building
Maldives plans
an extension
11
Einstein a go-go
Special relativity’s test
36
Incredible journeys
Tiny birds, vast distances
Analysis
22
Ending the slaughter
A new approach
to fighting wildlife crime
24 COMMENT
Too much alien, not enough astrophysics.
Was Putin’s real prize US climate denial?
25 INSIGHT
Why an autism blood test is a mirage
Cover image
Dan Page
Features
Aperture
26
Tragic but beautiful dead birds
32
Feeding the
10 billion
We’re going to
have to start eating
some weird stuff
BRETT RYDER
Features
28
Secret map of the brain
(see above left)
32
Feeding the 10 billion
(see left)
36
Incredible journeys
How tiny birds fly
vast distances
40 PEOPLE
Glenda Gray and South African AIDS deniers
Culture
42
War by any means
What goes on in DARPA,
the Pentagon’s most secretive agency
44
Silencing the doubters
Nothing can
obscure the success story of vaccines
Coming next week…
Special issue: What is knowledge?
India’s turtle task force
How to distinguish facts, lies, opinion and belief
On the hunt with the wildlife avengers
Regulars
52
55
56
57
LETTERS
Extinction is not forever
MAKE
Quacking idea for a stress-free soak
FEEDBACK
Pigment of the imagination
THE LAST WORD
Spider shroud
25 March 2017 | NewScientist |
3

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