A black and white headshot of Katherine Irving

Katherine Irving

Katherine Irving is an intern at The Scientist. She studied creative writing, biology, and geology at Macalester College, where she honed her skills in journalism and podcast production and conducted research on dinosaur bones in Montana. Her work has previously been featured in Science.  

Articles by Katherine Irving

A wooded ecosystem with mammoths alongside modern species such as arctic hares

Scientists Unearth the Oldest DNA Ever Found

Julie Trolle and Jef Boeke

Self Sufficient Cells?

a trio of infant mice, two brown mice on the ends and one white mouse in the middle

Mice Pass Epigenetic Tweaks to Pups

A mother mouse breastfeeds her offspring

Fast-Acting Nonhormonal Male Birth Control Prevents Pregnancy in Mice

a mouse moves away from the camera, its left leg caught in a cloth

Scientists Discover New “Superfast” Muscle Fibers in Mouse Limbs

an image of a slice of a rat brain is colored red on a black background. a lime green human organoid sits in the top left of the brain

Human Brain Organoids Transplanted Into Rats Respond to Visual Stimuli

Photo of Claudia Gerri

Claudia Gerri Studies the Mysteries of the Placenta

a human neuron illuminated in bright green on a black background.

Mitochondrial Metabolism Dictates Neurons’ Growth Rate

Pseudomonas aeruginosa biofilm

Double Agents: Engineered Bacteria Tackle Pathogenic Biofilms in Mice

a centrifuge from a birds-eye view, spinning quickly with a colored blur 

Scientists Use Centrifuge to Discover a Hormone

a newly hatched mosquito sits on top of water, with its discarded cocoon floating below

In Vitro Malaria Sporozoite Production May Lead to Cheaper Vaccines

three black mice lined up next to each other. the one on the left, fed a low-fat diet, has one small bald patch, the middle mouse, fed fish oil, has a large bald spot across its shoulders and back, and the right mouse, fed cocoa butter, has no baldness.

Fish Oil in Diet Can Cause Hair Loss in Mice, Study Finds

a hand reaches towards a pack of cigarettes

Newly Identified Neural Signature of Drug Craving Could Predict Drug Use

A black-and-white photo of a person’s hands holding a black-and-white barred chicken. The feathers of its breast have been pulled back to reveal a large tumor.

Transmissible Tumors, 1909

a white mouse sits on a blue exercise wheel, looking out onto the shavings below

Mice With a Healthy Gut Microbiome Are More Motivated to Exercise

Image of small blue creatures called Nergals. Some have hearts above their heads, which signify friendship. There is one Nergal who is sneezing and losing health, which is denoted by minus one signs floating around it.
June 2025, Issue 1

Nergal Networks: Where Friendship Meets Infection

A citizen science game explores how social choices and networks can influence how an illness moves through a population.

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Unraveling Complex Biology with Advanced Multiomics Technology

Unraveling Complex Biology with Five-Dimensional Multiomics

Resurrecting Plant Defense Mechanisms to Avoid Crop Pathogens

Resurrecting Plant Defense Mechanisms to Avoid Crop Pathogens

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Seeing and Sorting with Confidence

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Streamlining Microbial Quality Control Testing

Products

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Agilent Unveils the Next Generation in LC-Mass Detection: The InfinityLab Pro iQ Series

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Pioneering Cancer Plasticity Atlas will help Predict Response to Cancer Therapies

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How Alderley Analytical are Delivering eXtreme Robustness in Bioanalysis