6 February 2021 | New Scientist | 1
On the
cover
44 Hydrogen: hope v hype
Everything you need to
know about the green
fuel of the future
40 How to be an expert
The long road to becoming
a master of your craft
News
Views
Features
12 Vaccinating the world
It may be 2024 before the
vaccines reach everyone
17 Brain simulations
Video game graphic cards
boost digital minds
18 Russian mystery solved
In 1959, a group of hikers died
in unknown circumstances –
now we know what happened
21 Comment
Vaccine nationalism will leave
us all at risk, says Seth Berkley
22 The columnist
Chanda Prescod-Weinstein
on taps and the cosmos
24 Letters
Problems with delay to second
vaccine shot for health staff
28 Aperture
A stunning depiction of a tree
drawn by nature in a lake
32 Culture
The Mandalorian is to be
savoured, says Bethan Ackerley
51 Citizen science
Play on an app to advance
understanding of mental health
52 Puzzles
Try our crossword, quick quiz
and logic puzzle
54 Almost the last word
Trouble learning left from right?
Readers tell us why
55 Tom Gauld for New Scientist
A cartoonist’s take on the world
56 Feedback
Cubic faeces and smashing eggs:
the week in weird
34 Heading for burnout?
As the pandemic grinds on,
many of us are feeling burned
out. Here’s what to do about it
40 Roger Kneebone interview
We’re more reliant on expertise
than ever. A specialist surgeon
explains where it comes from
44 Hydrogen: hope or hype?
It has long promised a clean fuel
revolution. Is it about to arrive?
The back pages
31 Art in lockdown Galleries are finding ways to adapt to the pandemic
Vol 249 No 3320
Cover image: Bruno Mangyoku
34 Pandemic burnout
How to spot it and what
you can do about it
8 Tweaking the vaccines
Inside the race to stay
ahead of the coronavirus
RE
UT
ER
S/C
HA
RL
ES
PL
AT
IAU
Culture
30 The Dig reviewed
22 Why the universe is like a fluid
17 New species of whale
20 Transparent wood
14 AI art critic
This week’s issue
40 Features
“ Expertise
isn’t just
about
knowledge.
It’s about
having the
judgement
to apply it the
right way”