March–April 2022
WHAT’S Volume 33 • Number 2INSIDE
Hase-Hoch-2/iStock/Getty ImagesFEATURES
15.People Have Been Having Less Sex—
whether They’re Teenagers or 40-Somethings
Among the young, social media, gaming
and “rough sex” may contribute to this trend
18.How Brains Seamlessly Switch
between Languages
Bilingual people engage the same brain region
that monolingual individuals use to put together
words—even when combining different languagesOPINION
21.How Our Brain
Preserves Our
Sense of Self
One brain region is
crucial for our ability
to form and maintain
a consistent identity
both now and when
thinking about the future
24.New Clues
about the Origins of
Biological Intelligence
A common solution is
emerging in two different
fields: developmental
biology and neuroscience
27.People Love
the Brain for the
Wrong Reasons
Our fascination with
brain-based explanations
of psychology arises
from intuitive ideas
about the separation
of mind and body—ideas
unsupported by scienceILLUSIONS
30.Here Be Dragons
A gaming cartographer
discovers an uncharted
perceptual realmMaridav/Alamy Stock Photo
NEWS
4.Cannabis Use in
Pregnancy Is Linked
to Child Anxiety,
Hyperactivity
Changes in the activity
of immune system
genes in the placenta
could explain
the association,
researchers speculate
5.Cells Deep in Your
Brain Place Time
Stamps on Memories
Researchers are
unlocking not just the
“what” and “where”
of a recollection
but also the “when”8.This Protein Could
Boost Brain Function
without Exercise
An exercise pill
might one day
produce health
gains without the
exertional pain
10.A Portable MRI
Makes Imaging
More Democratic
An open-source
approach downsizes
today’s clunking
behemoths with
permanent magnets
and deep-learning
algorithms12.COVID Is Driving
a Children’s Mental
Health Emergency
Deaths of parents
and other terrible
experiences have hurt
hundreds of thousands,
so new initiatives
are trying to help
families in painBanca do Antfer
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