Three covid rapid antigen tests displaying (left to right) invalid, positive, and negative results.
| 7 min read
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.

techniques

A photo of a dish in which cells, which look like small dots, have been enlarged and stained to make them visible to the naked eye.

New Swelling Technique Makes Cells Visible to the Naked Eye

2022 Top 10 Innovations 

2022 Top 10 Innovations

Fluorescence microscopy image of cells expressing fluorescent biosensors. Green and magenta fluorescence is observed outside of the cell nuclei.

Choosing Fluorescent Reagents for Every Live Cell Application

woman entering MRI machine on platform

Researchers Report Decoding Thoughts from fMRI Data

Images from a novel brain imaging technique, DIANA

New MRI Technique Tracks Brain Activity at Millisecond Timescales

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Last Chance to Enter Our Annual Top 10 Innovations Contest

Green-tinged image of fly eye with shiny and black portions

New CRISPR Technique Causes Few Unintended Mutations in Fruit Flies

Conceptual image of blue neurons with glowing segments over blue background.

CRACK Method Reveals Novel Neuron Type in Mouse Brain

Illustration showing how calcium imaging and HCR-FISH combined is a technique called comprehensive readout of activity and cell type markers (CRACK)

Infographic: Simultaneously Studying Neuron Structure and Function

colorful parrot-like bird riding a tiny bicycle on a tightrope

Reptiles are the Real Bird Brains

Histological stain of motor neurons in purple and green

Researchers Use Ultrasound to Control Neurons in Mice

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

The Inside Scoop on Successful ATAC-seq Experiments

Technique Talk: The Inside Scoop on Successful ATAC-seq Experiments

Top 10 Innovations 2021

2021 Top 10 Innovations

Isolated Realistic Coronavirus Covid-19 Molecule in a Biological Environment stock photo

Tweak to N Protein Makes Delta Variant More Infectious

Rhino upside down, in the sky

2021 Ig Nobel Prizes Honor Decongestant Orgasms, Rhino Transport

 Optimizing Protein Expression and Production

Technique Talk: Optimizing Protein Expression and Production

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Technique Talk: Designing and Optimizing RNA-seq Experiments

One hand holds a white envelope with a blue and red striped border, while a second hand places a clear sheet of plastic inside with small squares of paper on it

Freeze-Dried Mouse Sperm Sent by Postcard Produces Baby Mice

Q8W3K0, listed in the DeepMind database as a potential plant disease resistance protein from Arabidopsis thaliana

Predictions of Most Human Protein Structures Made Freely Available

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Image of a DNA strand with a magnifying glass hovering over one section (left). A sweating man lifts his arm and emits body odor with a callout depicting that he has yellow colored earwax (right).

How Are Earwax and Body Odor Linked?

Image of colorful microplastics against a black background.

Microplastics Build Up in Human Organs, Especially the Brain

An artist’s rendering of glowing red and yellow neurons against a dark background.

“Man on Fire” Syndrome, Ion Channels, and the Quest for Safer Pain Treatments

moon, lunar, woman, biology, reproduction, fertility, menstrual cycle, menstruation, menses, period, synchronization

Moon Cycles and Menstrual Cycles

Multimedia

Photo of a researcher overseeing large scale production processes in a laboratory.

Scaling Lentiviral Vector Manufacturing for Optimal Productivity

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Enhancing Therapeutic Antibody Discovery with Cross-Platform Workflows

Enhancing Therapeutic Antibody Discovery with Cross-Platform Workflows

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3D illustration of a gold lipid nanoparticle with pink nucleic acid inside of it. Purple and teal spikes stick out from the lipid bilayer representing polyethylene glycol.
February 2025, Issue 1

A Nanoparticle Delivery System for Gene Therapy

A reimagined lipid vehicle for nucleic acids could overcome the limitations of current vectors.

View this Issue
Enhancing Therapeutic Antibody Discovery with Cross-Platform Workflows

Enhancing Therapeutic Antibody Discovery with Cross-Platform Workflows

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Considerations for Cell-Based Assays in Immuno-Oncology Research

Considerations for Cell-Based Assays in Immuno-Oncology Research

Lonza
An illustration of animal and tree silhouettes.

From Water Bears to Grizzly Bears: Unusual Animal Models

Taconic Biosciences
Sex Differences in Neurological Research

Sex Differences in Neurological Research

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Products

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Scaling Lentiviral Vector Manufacturing for Optimal Productivity

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Collage-style urban graphic of wastewater surveillance and treatment

Putting Pathogens to the Test with Wastewater Surveillance

An illustration of an mRNA molecule in front of a multicolored background.

Generating High-Quality mRNA for In Vivo Delivery with lipid nanoparticles

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Tecan introduces Veya: bringing digital, scalable automation to labs worldwide