Artist’s rendering of an early mammal called a mammaliamorph
| 2 min read
Researchers mapped ear canal shape to body temperature to predict when ancestors of mammals first became endothermic.

extinct

leatherback sea turtle making its way across a beach

Fifteen-Year Project Quantifies Threat to Reptiles

Fossils of African Fauna

African, Arabian Mammals Didn’t Escape Grande Coupure Extinction

Astragalus nitidiflorus inaturalist extinct plant conservation taxonomy

Seventeen “Extinct” European Plant Species Found Alive

christmas island gold course australia extinct species Christmas Island forest skink Emoia nativitatis Christmas Island pipistrelle Pipistrellus murrayi

Australian Government Adds a Dozen Animals to Extinct List

heath hen Tympanuchus cupido de-extinction grouse pgc germline transmission cultured germ cell transmission

The Booming Call of De-extinction

Image of the Day: Bear Sinuses

Frog-Killing Chytrid Fungus Far Deadlier than Scientists Realized

Tortoise Not Seen for 113 Years Found on Galapagos Island

Image of the Day: Seeing is Bee-lieving

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A cross section of a pine stem shows cells stained purple and blue.

The Biggest Breakthroughs in Cell Biology in 2025

Gollum, the extremely territorial character from The Lord of the Rings, famous for his line, “My precious,” sits on a rock, looking up.

The Gollum Effect: 44 Percent of Scientists Report Territorial Research Experiences

Photo of John Calhoun crouches within his rodent utopia-turned-dystopia

Universe 25 Experiment

person doing the finger prick test for measuring blood glucose. A new noninvasive method could provide an alternative to such invasive blood tests.

Measuring Blood Sugar Without Painful Pricks? A New Test Scans Skin

Multimedia

Stacks of cell culture dishes, plates, and flasks with pink cell culture medium on a white background.

Driving Innovation with Cell Culture Essentials

Merck
Stacks of cell culture dishes, plates, and flasks with pink cell culture medium on a white background.

Driving Innovation with Cell Culture Essentials

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December digest cover image of a wooden sculpture comprised of multiple wooden neurons that form a seahorse.
December 2025, Issue 1

Wooden Neurons: An Artistic Vision of the Brain

A neurobiologist, who loves the morphology of cells, turns these shapes into works of art made from wood.

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Stacks of cell culture dishes, plates, and flasks with pink cell culture medium on a white background.

Driving Innovation with Cell Culture Essentials

Merck
Stacks of cell culture dishes, plates, and flasks with pink cell culture medium on a white background.

Driving Innovation with Cell Culture Essentials

MilliporeSigma purple logo
Human iPSC-derived Models for Brain Disease Research

Human iPSC-derived Models for Neurodegenerative Disease Research

Fujifilm
Abstract wireframe sphere with colorful dots and connecting lines representing the complex cellular and molecular interactions within the tumor microenvironment.

Exploring the Inflammatory Tumor Microenvironment 

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BRANDTECH® Scientific Announces Strategic Partnership with Copia Scientific to Strengthen Sales and Service of the BRAND® Liquid Handling Station (LHS) 

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Biotium Expands Tyramide Signal Amplification Portfolio with Brighter and More Stable Dyes for Enhanced Spatial Imaging