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Two test tubes containing roundworms sit on a bucket of ice.
Icing Worms to Prolong Memory
Researchers discovered that chilling worms on ice slows down forgetting, prompting an exploration into the pathway responsible for this cool phenomenon.
Icing Worms to Prolong Memory
Icing Worms to Prolong Memory

Researchers discovered that chilling worms on ice slows down forgetting, prompting an exploration into the pathway responsible for this cool phenomenon.

Researchers discovered that chilling worms on ice slows down forgetting, prompting an exploration into the pathway responsible for this cool phenomenon.

molecular biology

Infographic showing a stack of proteins assembling into a complex to facilitate genetic exchange of homologous chromosomes.
A Blueprint for the Ladder of Reproduction
Laura Tran, PhD | Jul 15, 2024 | 1 min read
A trio of proteins are key building blocks for genetic exchange.
Image of retinal organoid showing blue cones in cyan and green/red cones in green. Rod cells are marked in magenta.
Cracking the Color Cone-undrum in Human Vision
Laura Tran, PhD | Jun 3, 2024 | 2 min read
Cell color perception fates are determined by a signaling mechanism, not chance, during retinal development.
PCR setup thumbnail
Important Players for a Successful PCR
The Scientist and MilliporeSigma | 1 min read
Learn about other PCR components—beyond the polymerase—that are essential for optimal results.
Image of a stem cell and DNA against a light background.
Using Genetic Cartography to Map Cell Lineage
Laura Tran, PhD | May 17, 2024 | 4 min read
By coupling cell lineage tracking with molecular gene expression patterns, researchers deciphered how gene activity influences immune cell production.
A synthetic protein lawnmower cuts across a lawn of peptides.
Revving Up a Protein Lawnmower
Laura Tran, PhD | May 7, 2024 | 4 min read
Scientists devised a synthetic protein-based motor fueled by biological reactions to cut through a peptide lawn.
Improve qPCR Efficiency and Reproducibility
The Components of Effective qPCR
Bio-Rad | 1 min read
Putting the pieces together for molecular diagnostics and infectious disease research
Image of bacteriophage
Cellular Cuisine: Phages on the Menu
Laura Tran, PhD | Mar 19, 2024 | 3 min read
Mammalian cells outpace bacteriophages in the microbial food chain by devouring phages to fuel their growth.
Building Nerf Gun Blasters from DNA Bricks
Laura Tran, PhD | Jan 11, 2024 | 3 min read
Researchers ingeniously repurposed DNA to assemble a miniaturized blaster at the molecular level.
A Spotlight on Cancer Cell Metabolism
A Spotlight on Cancer Cell Metabolism
The Scientist | 1 min read
In this webinar, Elena Piskounova and Christina Towers discuss the implications of metabolic changes in cancer cells for therapeutic development and efficacy. 
Green and red fluorescent proteins in a zebrafish outline the animal’s vasculature in red and lymphatic system in green in a fluorescent image. Where the two overlap along the bottom of the animal is yellow.
Serendipity, Happenstance, and Luck: The Making of a Molecular Tool
Shelby Bradford, PhD | Dec 4, 2023 | 10+ min read
The common fluorescent marker GFP traveled a long road to take its popular place in molecular biology today.
Glass laboratory flasks filled with bright green liquid arranged into a Christmas tree using a clamp stand.
The Christmas Mix-up
Danielle Gerhard, PhD | Dec 1, 2023 | 2 min read
In a rush to wrap up an experiment before the holidays, a slip of the hand almost ruined the festive mood for Cleo Parisi.
The Fundamentals of Spectral Flow Cytometry
The Fundamentals of Spectral Flow Cytometry
The Scientist | 1 min read
In this webinar, Mirko Corselli discusses the similarities, differences, and advantages of spectral flow cytometry compared to conventional flow.
a round water flea is illustrated in black and white on a striated background
Environmental RNA Reveals Heat Stress in Water Fleas
Katherine Irving | Dec 2, 2022 | 5 min read
The eRNA detection method could one day be used to catch early warning signs of distress in wild ecosystems. 
3D representation of a DNA helix and with a base offset from the main helix, illustrating the concept of base editing.
A CRISPR Alternative for Correcting Mutations That Sensitize Cells to DNA Damage
Deanna MacNeil, PhD | Oct 10, 2022 | 3 min read
Researchers turned to base editors to correct mutations causing the rare genetic disease Fanconi anemia without inducing double-strand DNA breaks.
The fight against time
The Scientist Speaks - The Fight Against Time: Stem Cells and Healthy Aging 
The Scientist | 2 min read
Tricking the body into mimicking a fasting state may hold the key to fighting age-related cognitive decline. 
Two agar plates superimposed on each other. One is empty while the other is growing multiple different cultured organisms, colored white, beige, and green.
Most Archaea and Bacteria Are Nameless. SeqCode Could Change That
Dan Robitzski | Sep 27, 2022 | 8 min read
The Scientist spoke with microbiologist William Whitman about a new system of nomenclature for prokaryotic organisms that can’t be cultured.
3D rendering of a scanning electron micrograph of pink malignant cancer cells against a black background
Cancers Ramp Up Overall mRNA Expression as They Progress
Dan Robitzski | Jun 14, 2022 | 4 min read
A technique for quantifying tumor mRNA production from messy tissue sample data uncovers an unexpected correlation between it and disease stage in 15 cancer types.
stock photo
Cooking up the Perfect PCR Reaction
MilliporeSigma | 1 min read
Discover how to obtain optimal PCR results by selecting the right DNA polymerase and optimizing the reaction buffer.
An illustration showing a scale weighing two double-stranded pieces of DNA that has a big question mark in the center.
Mouse Foraging Behavior Shaped by Opposite-Sex Parent’s Genes
Dan Robitzski | Apr 12, 2022 | 7 min read
A study in mice finds that for certain genes, one parent’s allele can dominate expression and shape behavior—and which parent’s allele does so varies throughout the body.
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