9 April 2022 | New Scientist | 1This week’s issue
Features
36 Extreme encryption
Could a clever form of
cryptography allow us to see
data without ever looking at it?40 Lost footprints
Fossilised tracks provide a
window into the emotional lives
of our Stone Age ancestors45 Failure to replicate
Bad science is spreading –
how do we fix the problem?51 Citizen science
Unlock the secrets of letters53 Puzzles
Try our crossword, quick quiz
and logic puzzle54 Almost the last word
Why does some music evoke
certain emotions?55 Tom Gauld for
New Scientist
A cartoonist’s take on the world56 Feedback
Quantum hairdos and mattress
turning: the week in weirdThe back pages
Views
25 Comment
How helpful are tech
alternatives to therapy,
asks Eleanor Morgan27 The columnist
Focus on plant loss more,
says Beronda L. Montgomery28 Aperture
Earth’s strange arteries30 Letters
Dealing with coughs and
sneezes isn’t always easy32 Culture
An intriguing look at the
role of luck in our livesNews
12 Quantum flash
The strange reason popping
bubbles give off light19 Java Man
Unpublished clues from a
historic archaeological dig20 Lawless Amazon
How Brazil’s president
has weakened protections
for the rainforest9 Rewinding evolution Genomes of extinct ancestors reconstructedDOUG GIMESY/NATUREPLNews
45 The spread of bad science
and how to stop it36 Uncrackable encryption15 The rise of the deltacron
variant7 Three years left to keep
1.5°C climate goal aliveOn the
coverVol 254 No 3381
Cover image: Simon Prades40 Stepping into
the Stone Age
How fossil footprints
are revealing the secret
lives of our ancestors14 Covid’s toll on UK hospitals
17 Magnetic slime robot
10 Calculating your Alzheimer’s risk
23 The volcanoes on Pluto“Children
were
splashing in
the muddy
puddles left
in the sloth
footprints”
40 Features
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