Illustration of pink strands of RNA on a blue background
Synthetic RNA Can Build Peptides, Hinting at Life’s Beginnings
Researchers engineered strands of RNA that can link amino acids together, suggesting a way that RNA and proteins may have emerged together to create the earliest forms of life.
ABOVE: © ISTOCK.COM, LUISMMOLINA
Synthetic RNA Can Build Peptides, Hinting at Life’s Beginnings
Synthetic RNA Can Build Peptides, Hinting at Life’s Beginnings

Researchers engineered strands of RNA that can link amino acids together, suggesting a way that RNA and proteins may have emerged together to create the earliest forms of life.

Researchers engineered strands of RNA that can link amino acids together, suggesting a way that RNA and proteins may have emerged together to create the earliest forms of life.

ABOVE: © ISTOCK.COM, LUISMMOLINA

RNA

Illustration of a meteorite shower heading for Earth
All RNA and DNA Base Types Are Found in Meteorites, Study Claims
Catherine Offord | Apr 27, 2022
The discovery could add weight to the hypothesis that the building blocks of life on Earth originally came from space, but some scientists note the possibility of contamination.
Sidney Altman looks into the camera
Nobel Laureate Sidney Altman Dies At 82
Lisa Winter | Apr 14, 2022
The biophysicist shared the 1989 Prize in Chemistry for discovering RNA’s catalytic properties.
Technique Talk: Purifying Plant-Based Endogenous Biomolecules
Technique Talk: Purifying Plant-Based Endogenous Biomolecules
The Scientist Creative Services Team | May 5, 2022
Learn how reagents affect plant nucleic acids and jeopardize downstream PCR work.
a research sailboat with white sails inscribed with "tara ocean" traverses a body of water with small, rocky islands in the background
Q&A: Thousands of RNA Viruses Newly Discovered in Ocean Water
Dan Robitzski | Apr 7, 2022
The Scientist spoke with Ohio State University microbiologist Matthew Sullivan about a recent expedition that identified thousands of RNA viruses from water samples and cataloged them into novel phylogenic groups.
illustration of a large purple molecular complex with a strand of orange RNA running through it and red strand emerging from it
Study Reveals Outsize Role of mRNA Region in Tuning Expression
Sophie Fessl | Jan 27, 2022
A new method helps researchers uncover the rules of ribosome recruitment in yeast.
Millipore stock
Viral Nucleic Acid Purification in a Single Spin
The Scientist Creative Services Team, MilliporeSigma | Apr 6, 2022
A simple nucleic acid extraction approach quickly purifies genomic viral RNA and DNA while minimizing cross-contamination risks.
A clinician in a white lab coat sitting in a chair uses an arm cuff to measure the blood pressure of a pregnant patient sitting across from them.
RNA in Blood Predicts High Blood Pressure During Pregnancy
Dan Robitzski | Jan 6, 2022
Biomarkers in serum correlate with preeclampsia, a condition that can lead to fatal hypertension.
red defocused lights
Retrotransposon RNA Triggers NLRC4 Inflammasome Formation: Study
Rachael Moeller Gorman | Dec 10, 2021
Researchers identify a sensor that sets off inflammation in the absence of infection when it detects RNA from the mobile genetic elements.
Technique Talk: Single-Cell Sequencing Experimental Design
Technique Talk: Single-Cell Sequencing Experimental Design
The Scientist Creative Services Team | Dec 21, 2021
Learn how to balance sample limitations and experimental methods for optimal single-cell sequencing results.
professor photo
Walter Gratzer, Biophysical Chemist and Science Writer, Dies at 89
Chloe Tenn | Nov 23, 2021
His career bridged impactful research in molecular biology and biochemistry with prolific science writing for academic and nonacademic audiences alike.
Isolated Realistic Coronavirus Covid-19 Molecule in a Biological Environment stock photo
Tweak to N Protein Makes Delta Variant More Infectious
Chloe Tenn | Nov 5, 2021
Using a novel lab technique, researchers identified a mutation that allows the virus to insert more genetic material into host cells.
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Technique Talk: Designing and Optimizing RNA-seq Experiments
The Scientist Creative Services Team | Aug 31, 2021
Learn how to select and perfect RNA-seq technologies to answer specific research questions.  
An artist's rendition of an RNA molecule in light blue on a dark blue background
Same RNA Acts in Neurodegeneration and Cancer
Abby Olena | Oct 29, 2021
The long noncoding RNA MINCR, implicated in ALS and Alzheimer’s disease as well as several types of cancer, appears to function differently when present at high versus low levels.
Photograph from 1918 influenza pandemic shows mask-wearing women holding stretchers at backs of ambulances in Saint Louis, Missouri.
100-Year-Old Lungs Yield Genetic Samples of 1918 Flu Viruses
Christie Wilcox | May 18, 2021
Influenza RNA sequences from three sets of lungs preserved in formalin since 1918 provide new insights into the deadly pandemic.
Approaches to Processing SARS-CoV-2 Samples for RNA Detection
The Scientist Creative Services Team in collaboration with MilliporeSigma | May 10, 2021
Discover new RNA extraction and purification strategies and how they enable reliable and sensitive viral detection.
Drawing of the three kinds of glycosylated cell surface biomolecules: glycoproteins, glycolipids, and now, glycoRNAs
Newly Discovered Glycosylated RNA Is All Over Cells: Study
Christie Wilcox | May 18, 2021
Prior to a 2019 preprint, “glycoRNAs” weren’t known to exist. Now, the researchers who found them say they’re on lots of cells and may play a role in immune signaling.
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Simple Spit Test Could Diagnose Concussions
Asher Jones | Mar 24, 2021
A noninvasive saliva test accurately identified concussions in a study of hundreds of rugby players.
June 11, 2021 - Technique Talk: Optimizing PCR Quality and Yield
The Scientist Creative Services Team in collaboration with Merck | May 6, 2021
In this workshop, explore the importance of sample quality and polymerase selection for PCR quality and yield. 
lightning, life, Earth, meteorite, phosphorous, fulgurite, schreibersite, DNA, RNA, microbes, evolution
Lightning Might Have Sparked Early Life on Earth
Asher Jones | Mar 17, 2021
Electrical storms, rather than meteorites as scientists had previously thought, could have unlocked phosphorus necessary for the development of ancient life, according to a new study.