Woman and baby chimpanzee face to face, as if they were talking to each other
Could a Less Complex Larynx Have Enabled Speech in Humans?
A paper argues that the evolutionary loss of a thin vocal membrane in the larynx may have facilitated oral communication.  
Could a Less Complex Larynx Have Enabled Speech in Humans?
Could a Less Complex Larynx Have Enabled Speech in Humans?

A paper argues that the evolutionary loss of a thin vocal membrane in the larynx may have facilitated oral communication.  

A paper argues that the evolutionary loss of a thin vocal membrane in the larynx may have facilitated oral communication.  

ABOVE: © ISTOCK.COM, RollingEarth
plastids, immunology, evolution
Man in lab coat looking at the camera and smiling
Can Taking a Test Now Tell You if You’ve Already Had COVID-19?
Natalia Mesa | Aug 8, 2022
The Scientist asks Brigham and Women’s Hospital infectious disease specialist Lindsey Baden about testing for prior infections.
Artist&rsquo;s rendition of multiple <em>Neisseria gonorrhoeae</em>, the bacteria that causes gonorrhea, depicted as two spheres stuck together, each covered in tendrils.
Gonorrhea-Blocking Mutation Also Protects Against Alzheimer’s: Study
Holly Barker | Aug 5, 2022
Research traces the evolution of a gene variant that reduces the risk of Alzheimer’s disease, finding that it originally evolved in response to infectious bacteria.
A New Multiplexed SARS-CoV-2 Serological Assay Using Advanced Flow Cytometry
A New Multiplexed SARS-CoV-2 Serological Assay Using Advanced Flow Cytometry
The Scientist Creative Services Team | Aug 9, 2022
Julie Lovchik will discuss how advanced flow cytometry instrumentation facilitates multiplex assessment of IgG, IgM, and IgA antibodies against SARS-CoV-2.
Close up of ant mandible
Science Snapshot: The Need for Speed
Viviane Callier | Aug 4, 2022
Understanding the biomechanics of the trap-jaw ant could help humans build better, faster robots.
Male common fruit fly (Drosophila Melanogaster) - about 2 mm long - sitting on a blade of grass with green foliage background
The Sex Appeal of Symmetric Songs
Mary Bates | Aug 1, 2022
Female fruit flies assess the physical symmetry of male suitors through the songs they sing, a study claims.
in love with the shape of you
In Love with the Shape of You: Physical Scaffolding Defines Organoid Patterning
Sejal Davla, PhD | Aug 8, 2022
Controlling a growing tissue’s shape achieves deterministic and uniform patterning in intestinal organoids.
A gametophyte of the brown alga <em>Desmarestia dudresnayi</em> that has both male and female reproductive structures
Meet the Algae That Went from Male/Female to Hermaphroditic
Natalia Mesa | Aug 1, 2022
A study suggests that several species of brown algae may have independently evolved to express both sexes simultaneously, and it’s likely that female algae evolved male traits—not the other way around.
metallic-looking illustration of coronavirus structure
How the Omicron Subvariant BA.5 Became a Master of Disguise—and What It Means for the Current COVID-19 Surge
Suresh V. Kuchipudi | Jul 26, 2022
Several mechanisms contribute to the increased transmissibility of this SARS-CoV-2 variant.
COVID-19 vaccine vials
COVID-19 Vaccines Induce Better Long-Term Immunity than Infection
Jennifer Zieba, PhD | Aug 8, 2022
For the first time, researchers performed a head-to head longitudinal study comparing the immune response elicited by mRNA and traditional COVID-19 vaccines to primary infections.
Artist’s rendering of an early mammal called a mammaliamorph
Warm-Bloodedness in Mammals May Have Arisen in Late Triassic
Andy Carstens | Jul 21, 2022
Researchers mapped ear canal shape to body temperature to predict when ancestors of mammals first became endothermic.
Ad&eacute;lie penguin family
Penguins Are Among the World’s Slowest-Evolving Birds: Study
Catherine Offord | Jul 19, 2022
The findings mean that penguins may struggle to adapt under rapid climate change, researchers say.
A person holding a section of his face and looking in to his brain through a magnifying glass stock illustration
Science Philosophy in a Flash - A Look at Aging Through Young Eyes 
Iris Kulbatski, PhD | Aug 8, 2022
Aimée Parker shares how her childlike curiosity and collaborative spirit motivate her scientific pursuits.
Dinosaur Fossil (Tyrannosaurus Rex) Found by Archaeologists
Are We in the Midst of a Sixth Mass Extinction?
Katarina Zimmer | Jul 18, 2022
Today’s extinction rates are sky-high. But scientists debate if that’s sufficient evidence to conclude that Earth is undergoing a mass extinction event—or whether that’s even a helpful designation.
Illustration of creatures from today&rsquo;s crisis
Infographic: A Look at the Big Five Mass Extinctions
Katarina Zimmer | Jul 18, 2022
Extinction is a natural part of life on Earth. But occasionally, extinction rates have surged far beyond usual levels, driving mass extinction events that have reshaped the trajectory of life.
An abstract stained-glass portrait of a woman with an image of an eye representing the brain
Through the Looking Glass: Aging, Inflammation, and Gut Rejuvenation
Iris Kulbatski, PhD | Aug 8, 2022
Renewing the aging gut microbiome holds promise for preventing inflammatory brain and eye degeneration.
Yves Coppens gives a speech at a lectern
Paleontologist and “Lucy” Codiscoverer Yves Coppens Dies at 87
Lisa Winter | Jul 11, 2022
Coppens, alongside Donald Johanson and Maurice Taieb, found a 3.2-million-year-old Australopithecus afarensis fossil in the 1970s.
illustration of inside of gut with floating bacteria
Finding Could Pave the Way to New, Targeted Antibody Treatments
Natalia Mesa | Jul 8, 2022
IgA antibodies appear to bind to specific species of commensal gut bacteria in mice, according to a study.
Motor neurons, undergoing degeneration in ALS
Mutant T Cells That Drive Amyotrophic Lateral Sclerosis (ALS) Progression May React To a Brain Antigen
Nele Haelterman, PhD | Aug 8, 2022
Scientists discovered a possibly autoreactive T cell population that forecasts and supports disease progression.
T. rex-like dinosaur head covered in knobby structures
The Dino That Looked T. Rex-y Long Before T. Rex 
Shawna Williams | Jul 7, 2022
Fossil findings shed light on a little-known group of Cretaceous-era beasts—and indicate that the combination of a large head and diminutive arms was no evolutionary fluke.