A fossilized skeleton of an ancient crocodile-like organism that lived in what’s now Brazil.
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Archaeologist and paleontologist Juan Carlos Cisneros tells The Scientist that researchers frequently fail to involve local groups—and sometimes violate laws—when studying Latin American fossils.

Mexico

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Prominent Plant Geneticist Accused of Sexual Harassment

Mexican Senate Votes to Cut Research Funding, Disaster Relief

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Skulls from the Yucatán Peninsula a Clue to Early American Settlers

Monarchs Covered 53 Percent Less Area in Mexico this Winter

Mexico’s Monarch Butterfly Defender Found Dead

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Swamped by Sargassum: The New Normal for Caribbean Beaches

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Mexican President Eases Up on Researchers’ Travel Rules

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Prehistoric Microbes Inhabit an Oasis in the Northern Mexican Desert

Eastern Monarchs Flourish While Western Numbers Plunge

Image of the Day: Slimy Business

Texas Stem Cell Law Opens Door for Controversial Treatments

First Dengue Vax Approved

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Stem-Cell Clinic Moves to Mexico

The Spoils of War

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Image of Atul Butte.

Biomedical Informatician Atul Butte Dies at 55

An illustration showing the accumulation of amyloid plaques between nerve cells, which is the underlying cause of disorders like Alzheimer’s and Parkinson’s disease.

A Gut Pathogen’s Unexpected Weapon Against Amyloid Diseases

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Universe 25 Experiment

A group of newborn mice with their mother.

Maternal Iron Deficiency Can Trigger Sex Reversal in Mouse Embryos

Multimedia

Conceptual 3D illustration of mycoplasma colonies

Taking Control of Cellular Contamination with PCR Testing

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Electronic Records in Cell Culture Management

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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An illustration of green lentiviral particles.

Maximizing Lentivirus Recovery

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Unraveling Complex Biology with Advanced Multiomics Technology

Unraveling Complex Biology with Five-Dimensional Multiomics

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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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Products

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

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Agilent Announces the Enhanced 8850 Gas Chromatograph

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Pioneering Cancer Plasticity Atlas will help Predict Response to Cancer Therapies