The Sex Appeal of Symmetric Songs

Female fruit flies assess the physical symmetry of male suitors through the songs they sing, a study claims.
Male common fruit fly (Drosophila Melanogaster) - about 2 mm long - sitting on a blade of grass with green foliage background
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Four glass vials sit on a reflective tabletop next to a syringe. Each is labeled as a subsequent dose in a four-dose series of COVID-19 vaccines.

What We Know About Getting a Second Booster Shot of COVID-19 Vaccines

The Misunderstood Proteins of Neurodegeneration

Opinion: Changing When and How Much We Eat May Extend Healthspan

Protein-Recycling Process Protective Against Arterial Plaques

August 2022 Interactive Crossword Puzzle

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Artist’s rendition of light blue monkeypox viruses in front of a black background.
FDA To Stretch Monkeypox Vaccine Supply via Intradermal Injection
Shafaq Zia | Aug 12, 2022
The newly authorized intradermal vaccination only requires one-fifth of the usual vaccine dose. This will help stretch out the limited vaccine supply, experts say, but only if healthcare personnel receive sufficient training.
Artist’s rendition of a blue-green DNA double helix, viewed lengthwise from within one end.
Stem Cell Lines Riddled With Undetected Mutations
Dan Robitzski | Aug 12, 2022
Most of the human induced pluripotent stem cells stored at major cell line repositories and used in research harbor thousands of DNA errors, a study finds, highlighting the need for improved quality control measures.
Mini organs in a dish
What Are Organoids and How Are They Made?
Jennifer Zieba, PhD | Aug 11, 2022
Miniaturized, in vitro versions of organs provide insights into disease and development.
Building with sign reading “Novartis”
Two Children Die After Receiving Novartis Gene Therapy
Andy Carstens | Aug 12, 2022
No deaths had previously been associated with the muscle-wasting treatment Zolgensma.
Scientist hunched over a lab workbench in exhaustion
Neurotransmitter Buildup May Be Why Your Brain Feels Tired
Andy Carstens | Aug 11, 2022
Performing complex cognitive tasks leads to glutamate accumulating in a key region of the brain, a study finds, which could explain why mental labor is so exhausting.
Time Traveling Mini-Brains on a Mission to Conquer Space
Time Traveling Mini-Brains on a Mission to Conquer Space
Iris Kulbatski, PhD | Aug 11, 2022
Alysson R. Muotri discusses his launch of brain organoids into outer space and how microgravity enriches our understanding of brain development and disease.
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?
Alejandra Manjarrez | Aug 11, 2022
A paper argues that the evolutionary loss of a thin vocal membrane in the larynx may have facilitated oral communication.  
small brown mammal with long nose
What Is This New Langya Virus? Do We Need to Be Worried?
Allen Cheng, The Conversation | Aug 11, 2022
Here’s what we know so far about a new virus detected in eastern China.
A magnifying glass examining a double-helix DNA strand.
Targeted Next-Generation Sequencing with myBaits
Arbor Biosciences | Aug 11, 2022
Hybridization-based capture can provide target enrichment for more powerful next-generation sequencing.
Countless bats swarming in the evening dusk
Bat Coronaviruses May Infect Tens of Thousands of People Yearly
Andy Carstens | Aug 10, 2022
Parts of Southeast Asia where human and bat population densities are highest could be infection hotspots, a study finds.
Monica Bertagnolli standing in a hallway
White House Names Monica Bertagnolli as NCI Director
Andy Carstens | Aug 10, 2022
The announcement confirms earlier reports that Bertagnolli will become the first woman to lead the National Cancer Institute since its founding in 1937.
An immunoglobulin, also known as an antibody, floating in solution.
Shining a Light on Mass Photometry
The Scientist Creative Services Team, Refeyn | Aug 9, 2022
Mass photometry is an interferometric scattering-based technique offering researchers unprecedented characterization of biomolecular complexes and oligomerization in physiologically-relevant situations.
Artistic representation of a brain depicted as a clock on a background with one half in dark blue with yellow stars and one half in light blue with clouds.
Which Neurons Go to Sleep First in Humans? fMRI Can Tell
Alejandra Manjarrez | Aug 9, 2022
By linking blood flow patterns to bioelectric signals in the brains of sleeping volunteers, scientists are studying the order in which brain regions fall asleep and wake up.
A male and female lizard sit together on a fence post with grass in the foreground
Climate Change Prematurely Ages Lizards Before They’re Born
Amanda Heidt | Aug 9, 2022
Lizards born to parents that experienced persistent heat had shortened telomeres, a genetic weathering that typically happens with age but can also be exacerbated by stress.
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.