New Scientist 3109 2017 01 21.pdf

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CYBUGS
Bacterial-electronic hybrids
bring technology to life
ANTI-ELIXIR
Something in your blood
is making you age
CALLING OUR BLUFF
Will artificial intelligence
finally beat us at poker?
WEEKLY
January 21-27, 2017
SPECIAL REPORT
What to expect from Trump’s unscientific America
WHERE ARE WE
IN THE MULTIVERSE?
We’re finally working out our place in many worlds
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CONTENTS
News
Volume 233 No 3109
This issue online
newscientist.com/issue/3109
Leader
5
We mustn’t let a superpower turn its back
on rationality
8
TIM KAULEN/CARNEGIE MELLON UNIVERSITY
Will AI beat us at
poker now too?
Machines go
head-to-head with
top human players
News
6
UPFRONT
Woman dies after 26 antibiotics fail. Extinct
antelope returns to wild. E-waste spikes.
SpaceX is back launching rockets
8 NEWS & TECHNOLOGY
How shark gave birth to triplets without a
male. Extreme diet lengthens life. Bacteria
engineered to respond to electricity. Dwarf
galaxies seen merging. Compound protects
brain from ageing. Why giant shark went
extinct. Coldest thing ever. Black cabs beat
Uber in taxi race. No sign of seasonal dark
matter. Smartwatch knows you’re ill before
you do. Vampire bats feeding on humans
19 IN BRIEF
Ants farm seeds. Most complex molecular
knot. Concussion linked to leg injuries.
Batteries with built-in fire extinguishers
On the cover
28
Where are we in
the multiverse?
We’re finally working
out our place in
many worlds
10
Cybugs
Bacterial-electronic
hybrids bring tech to life
11
Anti-elixir
Something in your blood
is making you age
8
Calling our bluff
AI takes on top human
poker players
22
Special report
What to expect in Trump’s
unscientific America
Analysis
RESISTING TRUMP
22
How to protect yourself from Donald
Trump’s surveillance state
23
How scientists will steer clear of climate
witch-hunts
24
How to cope when contraception is in doubt
25
How to think about Trump’s nuclear policy
Cover image
Eiko Ojala
Aperture
Features
26
The genius of
Santiago Ramón y Cajal’s drawing
36
Mending
minds
New therapies to
rebuild broken brains
EMILIANO PONZI
Features
28
Where are we in the multiverse?
(see above left)
32
Out of breath
Did animals always need
oxygen to survive?
36
Mending minds
(see left)
40 PEOPLE
Katherine Johnson, the human computer
Culture
42
Untold stories
From Harvard’s observatory
to the space race, women as unsung heroes
43
Holiday brain-teasers
Check your answers
44
Technology tangle
Art for the machine age
Coming next week…
Why am I here?
How a sense of purpose helps you live longer
Regulars
52
55
56
57
LETTERS
Undo local ties before changing
SIGNAL BOOST
World of invention
FEEDBACK
Four dimensional toys
THE LAST WORD
Bolted on
Encryption wars
Is too much privacy a bad thing?
21 January 2017 | NewScientist |
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