Scientific American 2021 03.pdf

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MARCH 2021
SCIENTIFICAMERICAN.COM
Coping with
Pandemic Stress
Alien
Moons
100 Years of
Bird Banding
HOW
SOCIAL
JUSTICE
MOVEMENTS
SUCCEED
Black Lives Matter
takes up the baton of
the Civil Rights Movement
© 2021 Scientific American
March 2021
VO L U M E 3 2 4 , N U M B E R 3
00
58
S O C I O LO G Y
C O N S E R VAT I O N
24 The Power of Social
Justice Movements
Black Lives Matter takes the baton
from the Civil Rights Movement.
By Aldon Morris
A S T R O N O MY
52 100 Years of Bird Banding
A rich archive of data illuminates
the secret lives of birds.
By Kate Wong, Jan Willem Tulp
and Liz Wahid
P L A N E TA RY S C I E N C E
38 Alien Moons
The race is on to discover the first
moon orbiting a planet beyond
our solar system.
By Rebecca Boyle
P S YC H O LO G Y
58 The Curious Science
of Chondrules
With material from the asteroid
Ryugu, scientists may finally dis-
cover the origin of these enigmat-
ic objects—and what they tell us
about the birth of the solar system.
By Jonathan O’Callaghan
A R C H A E O LO G Y
46 Coping with
Pandemic Stress
The yearlong COVID-19 crisis
has taken a terrible mental
health toll. Coping methods
based in disaster and trauma
psychology can help.
By Melinda Wenner Moyer
ALFRED PASIEKA
Science Source
ON ThE c OVE r
A Black Lives Matter protest last August
at the National Mall in Washington, D.C.,
honored the 57th anniversary of the historic
March on Washington during the Civil Rights
Movement. Successful movements require
organization, strategy, and material and cultural
resources that largely emanate from within
the community experiencing injustice.
Photograph by Mel D. Cole.
66 The Origin of Home
A 9,000-year-old city reveals life as
it was when people first started put-
ting down roots.
By Annalee Newitz
March 2021, ScientificAmerican.com
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© 2021 Scientific american
4 From the Editor
6 Letters
10 Science Agenda
Joe Biden must take immediate action to limit
the existential danger posed by nuclear weapons.
By the Editors
11 Forum
The U.S. diplomatic corps would benefit from
having more scientists in its ranks.
By Nick Pyenson and Alex Dehgan
11
12 Advances
Eight-limbed option for the next model animal.
A candidate to return to the moon. Far-traveling photons
for communication. Prehistoric algae with an edge.
22 Meter
A poetic celebration of changing states of matter.
By Anna Leahy
23 The Science of Health
Trusted messengers, not simply science facts, will
overcome COVID vaccine hesitancy.
By Claudia Wallis
12
72 Recommended
The military’s role in oceanography. Making physics
personal. How thermodynamics shaped modern
technology. Deadly pharmaceutical negligence.
By Andrea Gawrylewski
73 Observatory
When expert assessments go wrong, it may be because
the wrong experts were consulted.
By Naomi Oreskes
74 50, 100 & 150 Years Ago
By Dan Schlenoff
76 Graphic Science
72
Daylight changes unequally all year long.
By Mark
Fischetti, Jen Christiansen and Mapping Specialists
Scientific American (ISSN 0036-8733), Volume 324, Number 3, March 2021 published monthly by Scientific American, a division of Springer Nature America, Inc., 1 New York Plaza, Suite 4600, New York, N.Y. 10004-1562.
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Scientific American, March 2021
© 2021 Scientific american

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