We care about your data, and we'd like to use cookies to give you a smooth browsing experience. Please agree and read more about our privacy policy.
Quanta Homepage
  • Physics
  • Mathematics
  • Biology
  • Computer Science
  • Topics
  • Archive

Carrie Arnold

Contributing Writer

Twitter

Latest Articles

Illustration of butterflies with similar wing-color patterns holding bundles of DNA.
genetics

How Supergenes Fuel Evolution Despite Harmful Mutations

By Carrie Arnold
November 8, 2022
Comment
Read Later

Supergenes that lock inherited traits together are widespread in nature. Recent work shows that their blend of genetic benefits and risks for species can be complex.

microbiology

Ocean Bacteria Reveal an Unexpected Multicellular Form

By Carrie Arnold
November 2, 2022
Comment
Read Later

Marine bacteria normally seen as single cells join together as a “microscopic snow globe” to consume bulky floating carbohydrates.

Video microscopy of a large C. elegans roundworm flanked by several much smaller ones.
evolution

In Sexy Worms, Inheritance Beyond Genes Can Help Evolution

By Carrie Arnold
April 19, 2022
Comment
Read Later

Traits from RNA molecules passed between multiple generations of worms can work with genetic changes to influence future evolution.

Illustration of COVID-19 virus particles rolling across a 3D landscape.
COVID-19

Evolution ‘Landscapes’ Predict What’s Next for COVID Virus

By Carrie Arnold
January 11, 2022
Comment
Read Later

Studies that map the adaptive value of viral mutations hint at how the COVID-19 pandemic might progress next.

Photo showing the glow of a forest fire and bush fire in the Blue Mountains of Australia.
biodiversity

Wildfires of Varying Intensity Can Be Good for Biodiversity

By Carrie Arnold
November 29, 2021
Comment
Read Later

The spate of furious wildfires around the world during the past decade has revealed to ecologists how much biodiversity and “pyrodiversity” go hand in hand.

Close-up video of bubbles in a lava lamp moving and splitting under the influence of heat.
origins of life

At the Dawn of Life, Heat May Have Driven Cell Division

By Carrie Arnold
November 23, 2021
Comment
Read Later

A mathematical model shows how a thermodynamic mechanism could have made protocells split in two.

Photo of Karen Miga of the University of California, Santa Cruz, with a representation of chromosomes in the background.
Q&A

Karen Miga Fills In the Missing Pieces of Our Genome

By Carrie Arnold
September 8, 2021
Comment
Read Later

Driven by her fascination with highly repetitive, hard-to-read parts of our DNA, Karen Miga led a coalition of researchers to finish sequencing the human genome after almost two decades.

A rock, a piece of paper and a pair of scissors, each formed from a mass of microbes, are arranged in a cycle.
ecology

Biodiversity May Thrive Through Games of Rock-Paper-Scissors

By Carrie Arnold
March 5, 2020
Comment
Read Later

Recent findings add weight to the evidence that the intransitive competitions between species enrich the diversity of nature.

Lungs made from a collection of “tasting” tongues.
immunology

Cells That ‘Taste’ Danger Set Off Immune Responses

By Carrie Arnold
November 15, 2019
Comment
Read Later

Taste and smell receptors in unexpected organs monitor the state of the body’s natural microbial health and raise an alarm over invading parasites.


Previous
  • 1
  • 2
  • 3
Next

About the author

Carrie Arnold is a freelance health and science writer living in Virginia. She covers all aspects of the living world for publications like National Geographic, Scientific American, Discover, New Scientist and Women’s Health.
Follow Quanta
Facebook
Facebook

Twitter
Twitter

Youtube
YouTube

Instagram
Instagram

RSS
RSS

Newsletter

All Time

Most Read From Carrie Arnold

This Data is Current Loading...
This Data is Current Loading...
This Data is Current Loading...
The Quanta Newsletter

Get highlights of the most important news delivered to your email inbox

Recent newsletters
Quanta Homepage
Facebook
Twitter
Youtube
Instagram

  • About Quanta
  • Archive
  • Contact Us
  • Terms & Conditions
  • Privacy Policy
  • Simons Foundation
All Rights Reserved © 2023