A male and female Chiriqui harlequin frog (<em>Atelopus chiriquiensis</em>) photographed in 2010. The species was declared extinct in 2019.

| 10 min read

How Do Scientists Decide a Species Has Gone Extinct?

Getting it wrong can harm the very creatures that scientists are trying to protect.

A fossilized mammoth tusk sitting in a grassy field during sunset

| 2 min read

Woolly Mammoth Genomes Reveal Genetic Adaptations to Cold

Fernanda, a Fernandina giant tortoise (<em>Chelonoidis phantasticus</em>), was identified in 2019, decades after her species supposedly went extinct.

| 6 min read

When an Extinct Species Is Found Alive, What Happens Next?

extinction

A white deer mouse on sand surrounded by plants

Are We In the Midst of a Silent Mass Extinction?

Andy Carstens | | 7 min read

Ferns bounced back much faster than other plants after the meteor impact that wiped out the dinosaurs.

Why Did Ferns Persist When All Other Plants Perished?

Amanda Heidt | | 7 min read

Dinosaur Fossil (Tyrannosaurus Rex) Found by Archaeologists

Are We in the Midst of a Sixth Mass Extinction?

Katarina Zimmer | | 10+ min read

Photo of Colin Carlson

Colin Carlson Works to Predict and Prevent Viral Spillover

Catherine Offord | | 3 min read

Illustration of creatures from today’s crisis

Infographic: A Look at the Big Five Mass Extinctions

Katarina Zimmer | | 4 min read

portrait of Marilyn Fogel in front of bookcase

Marilyn Fogel, Biogeochemist and “Isotope Queen,” Dies at 69

Andy Carstens | | 3 min read

leatherback sea turtle making its way across a beach

Fifteen-Year Project Quantifies Threat to Reptiles

Shawna Williams | | 1 min read

Gasteranthus extinctus, a plant with bright orange flowers and deep green leaves

Science Snapshot: Not “Extinctus” After All

Lisa Winter | | 1 min read

An artistic rendering of a dinosaur fleeing a wall of water

Cretaceous Meteor That Killed Most Life on Earth Hit in Spring

Amanda Heidt | | 5 min read

man sitting outdoors

E.O. Wilson, Renowned Ant Researcher, Dies at 92

Chloe Tenn | | 3 min read

Fossils of African Fauna

African, Arabian Mammals Didn’t Escape Grande Coupure Extinction

Chloe Tenn | | 2 min read

Astragalus nitidiflorus inaturalist extinct plant conservation taxonomy

Seventeen “Extinct” European Plant Species Found Alive

Katarina Zimmer | | 6 min read

a Tasmanian devil peaks out of a hollow log

How to Reintroduce a Long-Lost Species

Shawna Williams | | 9 min read

elephant herbivore extinction risk predator omnivore iucn red list

Risk of Extinction Is Greatest for Large Herbivores: Study

Ruth Williams | | 3 min read

Innovative Birds Face a Lower Risk of Extinction

Michael Graw | | 4 min read

Image of the Day: Bear Sinuses

Amy Schleunes | | 2 min read

Poisoning Suspected in Recent Hooded Vulture Deaths

Amy Schleunes | | 2 min read

Climate Change Linked to Drop in Bumble Bee Numbers: Study

Lisa Winter | | 3 min read

asteroid

New Evidence Points to Asteroid as Cause of Dinosaur Extinction

Amy Schleunes | | 2 min read

Homo sapiens Might Not Be Responsible for Neanderthal Demise

Catherine Offord | | 2 min read

Page 1 of 6 - 111 Total Items

Trending

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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.

An illustration of mustard-colored mitochondria against a dark blue background.

Mitochondrial DNA: A Maternal Legacy That Helps Trace the Past and Diagnose the Future

The mitochondrial genome can help researchers map ancestry and better understand the inheritance of mitochondrial diseases.

Photo of a woman submerged in icy water with her head and clasped hands above water.

What are the Risks and Benefits of a Cold Plunge?

Cold-water immersion enthusiasts tout its benefits for their health and wellbeing, but is it backed by scientific evidence?

A clipboard with the word “Sepsis” written at the top, surrounded by a syringe and medications.

A Common Antidepressant Protects Organs from Damage During Sepsis

Fluoxetine, also known as Prozac, increased survival in a mouse model of sepsis, suggesting new therapeutic avenues for this life-threatening condition.

Multimedia

Conceptual image of genomic analysis showing multicolored DNA base sequences depicted as the letters C, G, A, and T.

Accelerating Cancer Research Through Comprehensive Genomic Analysis

Learn how the latest technology helps researchers overcome cancer research challenges.

Meet Aunty and Tackle Protein Stability Questions in Research and Development

Meet Aunty and Tackle Protein Stability Questions in Research and Development

In this webinar, Andre Mueller will introduce Aunty, the latest tool that scientists use for rapid, high-resolution protein stability testing.

May digest 2025 cover

May 2025, Issue 1

Study Confirms Safety of Genetically Modified T Cells

A long-term study of nearly 800 patients demonstrated a strong safety profile for T cells engineered with viral vectors.

View this Issue

Research Resources

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Meet Aunty and Tackle Protein Stability Questions in Research and Development

Meet Aunty and Tackle Protein Stability Questions in Research and Development

In this webinar, Andre Mueller will introduce Aunty, the latest tool that scientists use for rapid, high-resolution protein stability testing.

Detecting Residual Cell Line-Derived DNA with Droplet Digital PCR

Detecting Residual Cell Line-Derived DNA with Droplet Digital PCR

In this webinar, Nathan Sepulveda will share how to specifically and reproducibly measure residual HEK293 DNA during biotherapeutic product development.

How technology makes PCR instruments easier to use.

Making Real-Time PCR More Straightforward

Today’s thermocyclers are more intuitive and flexible, letting scientists focus on their experiments rather than their instruments.

Characterizing Immune Memory to COVID-19 Vaccination

Characterizing Immune Memory to COVID-19 Vaccination

In this webinar, Alex George will discuss how he used high-dimensional single-cell profiling to analyze immune memory to COVID-19 vaccines in human samples.

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Biotium Launches New Phalloidin Conjugates with Extended F-actin Staining Stability for Greater Imaging Flexibility

Long-lasting, bright F-actin staining made easy with Biotium's new ActinBrite™ High Affinity Phalloidin Conjugates.

Latest AI software simplifies image analysis and speeds up insights for scientists

The Aivia 15 release includes deep learning-powered tools for 2D and 3D cell segmentation.

BioSkryb Genomics and Tecan introduce a single-cell multiomics workflow for sequencing-ready libraries in under ten hours

The integrated solution enables parallel high-resolution analysis of hundreds to thousands of individual cells, addressing growing demand for scalable, multiomics approaches in single-cell research.

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Agilent BioTek Cytation C10 Confocal Imaging Reader

From confocal, widefield, and live cell imaging to multimode reading, the Agilent BioTek Cytation C10 confocal imaging reader delivers crisp, high-resolution images and the ability to image and analyze 3D samples.