New Scientist 3114 2017 02 25.pdf

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SONIC VROOM
The new age of quiet
supersonic flight
RINGS OF MARS
The Red Planet is
becoming like Saturn
DO GOOD BETTER
Using science to make
benevolence go further
WEEKLY
February 25 - March 3, 2017
WE DON’T KNOW WHERE IT’S COMING FROM
THE
NEXT
PLAGUE
BUT WE KNOW HOW TO BEAT IT
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CONTENTS
News
Volume 233 No 3114
This issue online
newscientist.com/issue/3114
Leader
5
Does a networked world need a new
approach to altruism?
8
HIV banished
with a vaccine
Five people with HIV
no longer need to
take daily drugs
NIBSC/SPL
News
UPFRONT
Scientists fear Trump effect. Coral bleaching
warning. Twitter to curb abuse
8 NEWS & TECHNOLOGY
A family tree for stars. Robot attitudes rub
off on children. Humans evolve to detoxify
arsenic. Exercise prevents breast cancer
spreading. Does old food make you old?
Machines learn to code. Energy monitor
keeps tabs on older people. Dwarf planet
brews own organics. Lampreys fake it during
orgies. App translates eye movements to
speech. Mars is getting rings. Mental health
checks won’t help military
20 IN BRIEF
Ant species live together. Vitamin D protects
from colds and flu. “Meditating” mice
6
On the cover
28
The next plague
We don’t know where
it’s coming from – but
we know how to beat it
34
Sonic vroom
New age of quiet
supersonic planes
16
Rings of Mars
The Red Planet is
becoming like Saturn
22
Do good better
Using science to make
benevolence go further
37
Forget mammoths
The extinct species we
really could revive
Analysis
22
How to save the world
Does altruism
need a scientific revolution?
24 COMMENT
Lessons from Churchill’s 1939 alien essay.
Trump’s narcissism is not a mental illness
25 INSIGHT
How to think about low Antarctic sea ice
Cover image
RK Studio/Grant Harder/Getty
Aperture
26
Conservationists disguised as pandas
Features
34
Sonic vroom
MATT CARDY/ALAMY STOCK PHOTO
Features
28
The next plague
(see above left)
34
Sonic vroom
(see left)
37
Forget mammoths
The species we really
could revive
40 PEOPLE
Jeanne Villepreux-Power’s house of curiosity
The new age of quiet
supersonic planes
Culture
42
Robots, who pulls the strings?
New show
reveals that AI won’t keep us up at night yet
44
Dying tweet
Space junk’s artful reminder
Regulars
Coming ne
t
If the speed of
Going under
eek…
were infinite
52
55
5
56
5
57
5
LETTERS
The meaning of artificial life
CROSSWORD
FEEDBACK
The science of exorcisms
THE LAST WORD
Those veggie blues
Five cosmic impossibilities that might be true
The unsolved mystery of anaesthesia
25 February 2017 | NewScientist |
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