6 February 2021 | New Scientist | 1On the
cover44 Hydrogen: hope v hype
Everything you need to
know about the green
fuel of the future40 How to be an expert
The long road to becoming
a master of your craftNews
Views
Features
12 Vaccinating the world
It may be 2024 before the
vaccines reach everyone17 Brain simulations
Video game graphic cards
boost digital minds18 Russian mystery solved
In 1959, a group of hikers died
in unknown circumstances –
now we know what happened21 Comment
Vaccine nationalism will leave
us all at risk, says Seth Berkley22 The columnist
Chanda Prescod-Weinstein
on taps and the cosmos24 Letters
Problems with delay to second
vaccine shot for health staff28 Aperture
A stunning depiction of a tree
drawn by nature in a lake32 Culture
The Mandalorian is to be
savoured, says Bethan Ackerley51 Citizen science
Play on an app to advance
understanding of mental health52 Puzzles
Try our crossword, quick quiz
and logic puzzle54 Almost the last word
Trouble learning left from right?
Readers tell us why55 Tom Gauld for New Scientist
A cartoonist’s take on the world56 Feedback
Cubic faeces and smashing eggs:
the week in weird34 Heading for burnout?
As the pandemic grinds on,
many of us are feeling burned
out. Here’s what to do about it40 Roger Kneebone interview
We’re more reliant on expertise
than ever. A specialist surgeon
explains where it comes from44 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 pandemicVol 249 No 3320
Cover image: Bruno Mangyoku34 Pandemic burnout
How to spot it and what
you can do about it8 Tweaking the vaccines
Inside the race to stay
ahead of the coronavirusRE
UTER
S/CHA
RL
ES
PLAT
IAUCulture
30 The Dig reviewed
22 Why the universe is like a fluid
17 New species of whale
20 Transparent wood
14 AI art criticThis week’s issue
40 Features
“ Expertise
isn’t just
about
knowledge.
It’s about
having the
judgement
to apply it the
right way”