Three covid rapid antigen tests displaying (left to right) invalid, positive, and negative results.

| 7 min read

What Does a Positive Covid Test Look Like?

Lateral flow tests for COVID-19 can be very accurate and specific when used as directed, but introducing acidic fluids can cause the tests’ detecting antibodies to clump, which may read as a positive result.

Artist’s rendering of various orange and pink colored bacteria

| 10+ min read

Q&A: What if Immune Cells Don’t Actually Detect Viruses and Bacteria?

Matthieu Groussin sits with three other people on stools in front of a low table, on which there are several bowls of food. Another person stands above Groussin spooning something into a bowl.

| 8 min read

Q&A: Gathering Diverse Microbiome Samples

Q&A

Paleoecologist Jacquelyn Gill sitting next to museum collection bones

New NAS Awards Honor Science Communication in “Post-Truth World”

Christie Wilcox, PhD | | 7 min read

illustration of a laptop with small people filling out an assessment

Q&A: Why eLife Is Doing Away with Rejections

Jef Akst | | 4 min read

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 | | 8 min read

Illustration of several warped and stretched analog clocks swirling around a central point.

It’s Not Just You: Lockdowns Had Us Living in “Blursday,” Study Says

Dan Robitzski | | 6 min read

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, PhD | | 4 min read

genome sequence text on screen

Q&A: Whole Genomes of 150,000 Britons Reveal Novel Genetic Variants

Sophie Fessl, PhD | | 5 min read

Illustration of brain activity

Same Parts of the Brain Control Processing of Dozens of Languages

Andy Carstens | | 4 min read

A wire mesh garbage can has toppled over, spilling crumpled papers onto the ground.

Gone but Not Forgotten: Retracted COVID-19 Papers Still Cited

Hannah Thomasy, PhD | | 5 min read

Photo taken from the perspective of a lab worker in a white coat and purple gloves preparing multiple fecal transplant capsules at a time.

Banking Previous Poos: Could a Transplant of Feces from Your Past Heal You?

Dan Robitzski | | 9 min read

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Trending

Photo of John Calhoun crouches within his rodent utopia-turned-dystopia

Universe 25 Experiment

A series of rodent experiments showed that even with abundant food and water, personal space is essential to prevent societal collapse, but Universe 25's relevance to humans remains disputed.

Illustration of a hole in the shape of a dollar sign on a blue background. One character is falling into the hole at the bottom of the “S” while another individual is holding another up at the top of the “S”. The image represents the absence of funding for researchers in biotech with the cancellation of the SBIR/STTR program.

The Federal Government’s Research Innovation Lifeline Has Gone Dark

Congressional inaction has led to the expiration of the federal government’s SBIR/STTR program, cutting off a biotechnology lifeline.

The green zombie virus under the microscope, on a mottled yellow background.

What Are Giant Viruses, and Are They Dangerous?

Lurking in the vast expanse of the ocean and buried deep in the Siberian permafrost, there are giants—not blue whales and mammoths, but giant viruses.

Cartoon illustration of dead, rod-shaped bacteria, signifying Mycobacterium tuberculosis successfully defeated by antibiotics.

New “Kill Test” Could Help Screen Better Antibiotics

A new single cell-based screening tool evaluates how well antibiotics kill bacteria and may help researchers determine which drugs perform best in patients.

Multimedia

Redefining Immunology Through Advanced Technologies

Redefining Immunology Through Advanced Technologies

In this webinar, scientists will discuss innovations that are unlocking new insights into immunity.

Ensuring Regulatory Compliance in AAV Manufacturing with Analytical Ultracentrifugation

Ensuring Regulatory Compliance in AAV Manufacturing with Analytical Ultracentrifugation

In this webinar, Magdalena Pacewicz will highlight how to use AUC to characterize AAVs as part of ensuring regulatory compliance.

Illustration of a developing fetus surrounded by a clear fluid with a subtle yellow tinge, representing amniotic fluid.

January 2026

What Is the Amniotic Fluid Composed of?

The liquid world of fetal development provides a rich source of nutrition and protection tailored to meet the needs of the growing fetus.

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Research Resources

Podcasts

Webinars

Videos

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eBooks

Redefining Immunology Through Advanced Technologies

Redefining Immunology Through Advanced Technologies

In this webinar, scientists will discuss innovations that are unlocking new insights into immunity.

Ensuring Regulatory Compliance in AAV Manufacturing with Analytical Ultracentrifugation

Ensuring Regulatory Compliance in AAV Manufacturing with Analytical Ultracentrifugation

In this webinar, Magdalena Pacewicz will highlight how to use AUC to characterize AAVs as part of ensuring regulatory compliance.

Skip the Wait for Protein Stability Data with Aunty

Skip the Wait for Protein Stability Data with Aunty

In this webinar, Andre Mueller will discuss how scientists characterize therapeutic proteins in different formulations and spot the effects of excipients on protein stability.

Graphic of three DNA helices in various colors

An Automated DNA-to-Data Framework for Production-Scale Sequencing

A streamlined, automated process helps scientists coordinate site-ready production-level whole genome sequencing results.

Products

Product News

Nuclera eProtein Discovery System installed at leading Universities in Taiwan

System strengthens Taiwan’s capabilities in protein drug discovery research

BRANDTECH Scientific Introduces the Transferpette® pro Micropipette: A New Twist on Comfort and Control

The Transferpette® pro expands the Transferpette® family, offering scientists even greater flexibility to match their pipetting preferences and workflow requirements.

Biotium Launches GlycoLiner™ Cell Surface Glycoprotein Labeling Kits for Rapid and Selective Cell Surface Imaging

Fast, gentle, and highly specific glycoprotein labeling compatible with downstream immunofluorescence, enabled by next-generation aminooxy chemistry.

Colorful abstract spiral dot pattern on a black background

Thermo Scientific X and S Series General Purpose Centrifuges

Thermo Scientific X and S Series General Purpose Centrifuges are designed to help provide exceptional performance, versatility and enhanced sustainability.