T. rex-like dinosaur head covered in knobby structures
The Dino That Looked T. Rex-y Long Before T. Rex 
Fossil findings shed light on a little-known group of Cretaceous-era beasts—and indicate that the combination of a large head and diminutive arms was no evolutionary fluke.
The Dino That Looked T. Rex-y Long Before T. Rex 
The Dino That Looked T. Rex-y Long Before T. Rex 

Fossil findings shed light on a little-known group of Cretaceous-era beasts—and indicate that the combination of a large head and diminutive arms was no evolutionary fluke.

Fossil findings shed light on a little-known group of Cretaceous-era beasts—and indicate that the combination of a large head and diminutive arms was no evolutionary fluke.

ABOVE: Jorge A. Gonzalez
anatomy
An illustration showing the damage SARS-CoV-2 wreaks on the body
Infographic: The Havoc SARS-CoV-2 Wreaks on the Body
Diana Kwon | Sep 1, 2021
COVID-19 affects far more than just the lungs. Researchers are actively documenting the damage the disease causes to the heart, brain, liver, and much more.
Megalodon from prehistoric times scene 3D illustration
Classroom Science Leads to Revision of Megalodon’s Size
Connor Lynch | Sep 1, 2021
A handful of high schoolers prompt scientists to develop a new approach for calculating the size of the ancient behemoth.
Pink-toned illustration of the uterus with a zoom of the inflamed cervix and of the uterine endometrium and immune cells found there
Infographic: Research Questions to Be Tackled by Uterus Transplants
Jef Akst | Aug 1, 2021
Scientists are banking various samples from recipients of donated uteruses to learn all they can about the biology of the organ, and about transplantation more generally.
An illustration of flowers in the shape of the female reproductive tract
Uterus Transplants Hit the Clinic
Jef Akst | Aug 1, 2021
With human research trials resulting in dozens of successful deliveries in the US and abroad, doctors move toward offering the surgery clinically, while working to learn all they can about uterine and transplant biology from the still-rare procedure.
photograph of arabidopsis thaliana with a cantil on a black background
A Newly Found Organ for Arabidopsis
Kerry Grens | Jun 16, 2021
Horizontal arms dubbed cantils only appear under certain growing conditions—perhaps explaining why they had not been identified before.
Specialized Leaves Keep This Plant’s Fruit Warm
Shawna Williams | Feb 1, 2021
A volunteer nature guide teamed up with researchers to discover a unique reproductive role for one vine’s leaves.
salivary glands tubarial glands human anatomy
Scientists Question Discovery of New Human Salivary Gland
Diana Kwon | Jan 12, 2021
A widely publicized paper has drawn scrutiny from physicians and anatomists about the authors’ claims regarding so-called tubarial glands.  
2020 end of year roundup science news wildfire pandemic coronavirus covid-19 salivary glands tubarial mitochondria in blood neanderthal dna in african genome first blood test for alzheimer's inclusivity black in x stem
The Biggest Science News of 2020
Kerry Grens | Dec 23, 2020
Neanderthal DNA surprises in modern humans, the first blood test for Alzheimer’s, a discovery of new human salivary glands, and, oh yeah, a pandemic
salivary gland new human anatomy head and neck cancer radiation therapy
Scientists Discover New Human Salivary Glands
Diana Kwon | Oct 21, 2020
The findings may have implications for radiotherapy, a cancer treatment that can cause damage to salivary glands and leave lasting complications.
Infographic: How Weight Lifting Changes Monkeys’ Neural Connections
Jef Akst | Oct 1, 2020
After weeks of training, the muscles of two macaques exhibited greater responses to stimulation of the reticulospinal tract in the brain stem than they had before, suggesting that strengthening the neural pathway is key to getting stronger. 
Shaping Up
The Scientist Staff | Sep 1, 2020
See Reading Frames author David Bainbridge of the University of Cambridge discuss how and why women have physiological features different than those of other female animals.
The Hidden World of Millipede Sex
Yao-Hua Law | Jun 1, 2020
Researchers use advanced imaging techniques to see what happens when a male and a female mate.
Is the Mesentery an Organ?
The Scientist Staff | Feb 19, 2020
Watch surgeon Calvin Coffey deliver a TEDx talk on his recent discovery that the large abdominal tissue is a single, coordinated structure.
New Discoveries in Human Anatomy
Diana Kwon | Feb 18, 2020
Using advanced microscopy and imaging techniques, scientists have revealed new parts of the human body and overturned previous misconceptions.
Infographic: The Modern Human Body
Diana Kwon | Feb 18, 2020
The last few years have yielded new insights into human anatomy. Explore this interactive graphic to learn about some of these discoveries.  
a drawing of one of Ruysch's creations, featuring fetal skeletons
Deathly Displays, circa 1662–1731
Sukanya Charuchandra | Dec 1, 2019
Frederik Ruysch’s collections blended specimens for scientific discovery with macabre art.
Smell May Be Possible Without Olfactory Bulbs
Jef Akst | Nov 6, 2019
A study identifies five women who have a functioning sense of smell despite an apparent lack of olfactory bulbs—the region of the brain that processes odors.
3D model of a spinal tap
Image of the Day: Spinal Tap
Nicoletta Lanese | Aug 29, 2019
A medical art student’s master’s project will be used to help train junior physicians to perform lumbar punctures.
A section of a mouse piriform cortex, a layered structure important for smell processing
Image of the Day: Smell Circuits
Nicoletta Lanese | Jul 24, 2019
The brain wiring behind scent processing seems to scale across mammalian species.