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Natalia Mesa, PhD

Articles by Natalia Mesa, PhD

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Can Taking a Test Now Tell You if You’ve Already Had COVID-19?

A gametophyte of the brown alga <em>Desmarestia dudresnayi</em> that has both male and female reproductive structures

Meet the Algae That Went from Male/Female to Hermaphroditic

Fluorescent cells in culture connected by tunneling nanotubules

SARS-CoV-2 Could Use Nanotubes to Infect the Brain

Spherical colonies of <em>Vibrio splendidus&nbsp;</em>bacteria

Inside Versus Out: A New Form of Bacterial Cooperation

Pink and purple <em>Plasmodium</em> parasites inside red blood cells

Malarial Host-Parasite Clash Causes Deadly Blood Sugar Drop

illustration of inside of gut with floating bacteria

Finding Could Pave the Way to New, Targeted Antibody Treatments

Pufferfish underwater in ocean

Pufferfish Don’t Need Functional Stomach, Inflate Instead

Pineapple sea cucumber on ocean floor, representing its unique self-defense mechanism using triterpenoid saponins

How Do Sea Cucumbers Defend Themselves? The Science Behind Their Toxin Immunity

Green fruit hanging in a tree

Trees’ Scent Tricks Hornets Into Shuttling Seeds

Greyhound scratches body from fleas on a green lawn outdoors in a park on a sunny day

New Mechanism for Touch-Evoked Itch Found in Mice

A black and white photo of a woman holding up a spider in a pair of tweezers

The Spider Lady, Circa 1939

Bock's pygmy octopus in a lab tank—researchers explore if invertebrates like octopuses and crabs can feel emotions.

Do Crabs Have Feelings? Exploring Emotions in Invertebrates

The Scientist October Digest cover
October 2026

Antarctica’s Blood Falls Teems With Mysterious Microbial Life

Miles away from the closest ocean, marine microbes thrive in the red ice and mud around Blood Falls, offering clues to microbial adaptation and past climate events.

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Find better biologics faster with Stunner and the AI Developability Workcell

Find better biologics faster with Stunner and the AI Developability Workcell

Unchained Labs
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Choose clarity. Choose speed. Choose MyMass™

Refeyn
Characterizing LNP Heterogeneity With Super-Resolution Imaging

Characterizing LNP Heterogeneity With Super-Resolution Imaging

Oni
Conceptual multicolored image of DNA helices.

Exploring the Most Impactful CRISPR Stories

Promega

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Oncology Researchers Gain AI Cancer Tools in One Platform

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Beckman Coulter Life Sciences Launches Vi-CELL BLU 2.0 Software to Advance Data Integrity and GMP Readiness in Cell Analysis