Switch to Gallery View

Image and Video Gallery

This is a searchable collection of scientific photos, illustrations, and videos. The images and videos in this gallery are licensed under Creative Commons Attribution Non-Commercial ShareAlike 3.0. This license lets you remix, tweak, and build upon this work non-commercially, as long as you credit and license your new creations under identical terms.

Brains of sleep-deprived and well-rested fruit flies

3490

On top, the brain of a sleep-deprived fly glows orange because of Bruchpilot, a communication protein between brain cells. These bright orange brain areas are associated with learning. Chiara Cirelli, University of Wisconsin-Madison View Media

Chromatin in human fibroblast

6887

The nucleus of a human fibroblast cell with chromatin—a substance made up of DNA and proteins—shown in various colors. Melike Lakadamyali, Perelman School of Medicine at the University of Pennsylvania. View Media

Hsp33 Heat Shock Protein Inactive to Active

3402

When the heat shock protein hsp33 is folded, it is inactive and contains a zinc ion, stabilizing the redox sensitive domain (orange). Dana Reichmann, University of Michigan View Media

Master clock of the mouse brain

3547

An image of the area of the mouse brain that serves as the 'master clock,' which houses the brain's time-keeping neurons. The nuclei of the clock cells are shown in blue. Erik Herzog, Washington University in St. Louis View Media

Staphylococcus aureus aggregating upon contact with synovial fluid

6805

Staphylococcus aureus bacteria (green) grouping together upon contact with synovial fluid—a viscous substance found in joints. Paul Stoodley, The Ohio State University. View Media

Antitoxin GhoS (Illustration 1)

3427

Structure of the bacterial antitoxin protein GhoS. GhoS inhibits the production of a bacterial toxin, GhoT, which can contribute to antibiotic resistance. Rebecca Page and Wolfgang Peti, Brown University and Thomas K. Wood, Pennsylvania State University View Media

Fluorescent microscopy of kidney tissue

3723

Serum albumin (SA) is the most abundant protein in the blood plasma of mammals. SA has a characteristic heart-shape structure and is a highly versatile protein. Tom Deerinck , National Center for Microscopy and Imaging Research View Media

Chromosome fiber 01

2475

This microscopic image shows a chromatin fiber--a DNA molecule bound to naturally occurring proteins. Marc Green and Susan Forsburg, University of Southern California View Media

Translation

1281

Ribosomes manufacture proteins based on mRNA instructions. Each ribosome reads mRNA, recruits tRNA molecules to fetch amino acids, and assembles the amino acids in the proper order. Judith Stoffer View Media

mDia1 antibody staining-01

3330

Cells move forward with lamellipodia and filopodia supported by networks and bundles of actin filaments. Proper, controlled cell movement is a complex process. Rong Li and Praveen Suraneni, Stowers Institute for Medical Research View Media

Fruit fly ovary_2

3656

A fruit fly ovary, shown here, contains as many as 20 eggs. Fruit flies are not merely tiny insects that buzz around overripe fruit--they are a venerable scientific tool. Denise Montell, University of California, Santa Barbara View Media

Pathways: The Fascinating Cells of Research Organisms

6538

Learn how research organisms, such as fruit flies and mice, can help us understand and treat human diseases. National Institute of General Medical Sciences View Media

Life of an AIDS virus (with labels)

2514

HIV is a retrovirus, a type of virus that carries its genetic material not as DNA but as RNA. Crabtree + Company View Media

Yeast art depicting the New York City skyline

6521

This skyline of New York City was created by “printing” nanodroplets containing yeast (Saccharomyces cerevisiae) onto a large plate. Each dot is a separate yeast colony. Michael Shen, Ph.D., Jasmine Temple, Leslie Mitchell, Ph.D., and Jef Boeke, Ph.D., New York University School of Medicine; and Nick Phillips, James Chuang, Ph.D., and Jiarui Wang, Johns Hopkins University. View Media

Zebrafish larva

5881

You are face to face with a 6-day-old zebrafish larva. What look like eyes will become nostrils, and the bulges on either side will become eyes. Oscar Ruiz and George Eisenhoffer, University of Texas MD Anderson Cancer Center, Houston View Media

Nucleolinus

2762

The nucleolinus is a cellular compartment that has been a lonely bystander in scientific endeavors. Mary Anne Alliegro, Marine Biological Laboratory View Media

Weblike sheath covering developing egg chambers in a giant grasshopper

3616

The lubber grasshopper, found throughout the southern United States, is frequently used in biology classes to teach students about the respiratory system of insects. Kevin Edwards, Johny Shajahan, and Doug Whitman, Illinois State University. View Media

Jellyfish, viewed with ZEISS Lightsheet Z.1 microscope

3636

Jellyfish are especially good models for studying the evolution of embryonic tissue layers. Despite being primitive, jellyfish have a nervous system (stained green here) and musculature (red). Helena Parra, Pompeu Fabra University, Spain View Media

Computer model of cell membrane

2636

A computer model of the cell membrane, where the plasma membrane is red, endoplasmic reticulum is yellow, and mitochondria are blue. Bridget Wilson, University of New Mexico View Media

SARS-CoV-2 nucleocapsid dimer

6991

In SARS-CoV-2, the virus that causes COVID-19, nucleocapsid is a complex molecule with many functional parts. Amy Wu and Christine Zardecki, RCSB Protein Data Bank. View Media

Dense tubular matrices in the peripheral endoplasmic reticulum (ER) 2

5856

Three-dimensional reconstruction of a tubular matrix in a thin section of the peripheral endoplasmic reticulum between the plasma membranes of the cell. Jennifer Lippincott-Schwartz, Howard Hughes Medical Institute Janelia Research Campus, Virginia View Media

Dopaminergic neurons derived from mouse embryonic stem cells

3271

These neurons are derived from mouse embryonic stem cells. Red shows cells making a protein called TH that is characteristic of the neurons that degenerate in Parkinson's disease. Yaping Sun, lab of Su Guo, University of California, San Francisco, via CIRM View Media

PSI: from genes to structures

2363

The goal of the Protein Structure Initiative (PSI) is to determine the three-dimensional shapes of a wide range of proteins by solving the structures of representative members of each protein family f National Institute of General Medical Sciences View Media

Cascade reaction promoted by water

2490

This illustration of an epoxide-opening cascade promoted by water emulates the proposed biosynthesis of some of the Red Tide toxins. Tim Jamison, Massachusetts Institute of Technology View Media

Disease-susceptible Arabidopsis leaf

2782

This is a magnified view of an Arabidopsis thaliana leaf after several days of infection with the pathogen Hyaloperonospora arabidopsidis. Jeff Dangl, University of North Carolina, Chapel Hill View Media

Staphylococcus aureus in the porous coating of a femoral hip stem

6804

Staphylococcus aureus bacteria (blue) on the porous coating of a femoral hip stem used in hip replacement surgery. Paul Stoodley, The Ohio State University. View Media

C. elegans with blue and yellow lights in the background

6750

These microscopic roundworms, called Caenorhabditis elegans, lack eyes and the opsin proteins used by visual systems to detect colors. H. Robert Horvitz and Dipon Ghosh, Massachusetts Institute of Technology. View Media

Human opioid receptor structure superimposed on poppy

3314

Opioid receptors on the surfaces of brain cells are involved in pleasure, pain, addiction, depression, psychosis, and other conditions. Raymond Stevens, The Scripps Research Institute View Media

Simulation of controlled avian flu outbreak

2573

This video shows a controlled outbreak of transmissible avian flu among people living in Thailand. Neil M. Ferguson, Imperial College London View Media

Introns (with labels)

2551

Genes are often interrupted by stretches of DNA (introns, blue) that do not contain instructions for making a protein. Crabtree + Company View Media

Carbon building blocks (with examples)

2507

The arrangement of identical molecular components can make a dramatic difference. For example, carbon atoms can be arranged into dull graphite (left) or sparkly diamonds (right). Crabtree + Company View Media

Cells lining the blood vessel walls

3633

The structure of the endothelium, the thin layer of cells that line our arteries and veins, is visible here. Christopher V. Carman and Roberta Martinelli, Harvard Medical School. View Media

Sponge

2728

Many of today's medicines come from products found in nature, such as this sponge found off the coast of Palau in the Pacific Ocean. Phil Baran, Scripps Research Institute View Media

Myosin V binding to actin

2754

This simulation of myosin V binding to actin was created using the software tool Protein Mechanica. Simbios, NIH Center for Biomedical Computation at Stanford View Media

Nucleotides make up DNA (with labels)

2542

DNA consists of two long, twisted chains made up of nucleotides. Each nucleotide contains one base, one phosphate molecule, and the sugar molecule deoxyribose. Crabtree + Company View Media

Hydra 03

2439

Hydra magnipapillata is an invertebrate animal used as a model organism to study developmental questions, for example the formation of the body axis. Hiroshi Shimizu, National Institute of Genetics in Mishima, Japan View Media

Motor neuron progenitors derived from human ES cells

3280

Motor neuron progenitors (green) were derived from human embryonic stem cells. Image and caption information courtesy of the California Institute for Regenerative Medicine. Hans Keirstead lab, University of California, Irvine, via CIRM View Media

Dicty fruit

2684

Dictyostelium discoideum is a microscopic amoeba. A group of 100,000 form a mound as big as a grain of sand. Featured in The New Genetics. View Media