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.

Beta-galactosidase montage showing cryo-EM improvement--gradient background

5883

Composite image of beta-galactosidase showing how cryo-EM’s resolution has improved dramatically in recent years. Older images to the left, more recent to the right. Veronica Falconieri, Sriram Subramaniam Lab, National Cancer Institute View Media

Floral pattern in a mixture of two bacterial species, Acinetobacter baylyi and Escherichia coli, grown on a semi-solid agar for 48 hours (photo 2)

6555

Floral pattern emerging as two bacterial species, motile Acinetobacter baylyi (red) and non-motile Escherichia coli (green), are grown together for 48 hours on 1% agar surface from a sma L. Xiong et al, eLife 2020;9: e48885 View Media

Insulin production and fat sensing in fruit flies

6982

Fourteen neurons (magenta) in the adult Drosophila brain produce insulin, and fat tissue sends packets of lipids to the brain via the lipoprotein carriers (green). Akhila Rajan, Fred Hutchinson Cancer Center View Media

Cells frozen in time

2307

The fledgling field of X-ray microscopy lets researchers look inside whole cells rapidly frozen to capture their actions at that very moment. Here, a yeast cell buds before dividing into two. Carolyn Larabell, University of California, San Francisco, and the Lawrence Berkeley National Laboratory View Media

Mouse cerebellum

5795

The cerebellum is the brain's locomotion control center. Found at the base of your brain, the cerebellum is a single layer of tissue with deep folds like an accordion. National Center for Microscopy and Imaging Research (NCMIR) View Media

Two mouse fibroblast cells

6789

Two mouse fibroblasts, one of the most common types of cells in mammalian connective tissue. They play a key role in wound healing and tissue repair. Dylan T. Burnette, Vanderbilt University School of Medicine. View Media

Mouse colon with gut bacteria

3566

A section of mouse colon with gut bacteria (center, in green) residing within a protective pocket. Sarkis K. Mazmanian, California Institute of Technology View Media

CCP enzyme

6762

The enzyme CCP is found in the mitochondria of baker’s yeast. Scientists study the chemical reactions that CCP triggers, which involve a water molecule, iron, and oxygen. Protein Data Bank. View Media

Fruit fly sperm cells

2433

Developing fruit fly spermatids require caspase activity (green) for the elimination of unwanted organelles and cytoplasm via apoptosis. Hermann Steller, Rockefeller University View Media

Dinosaur evolutionary tree

2474

Analysis of 68 million-year-old collagen molecule fragments preserved in a T. Chris Organ, Harvard University View Media

Human embryonic stem cells on feeder cells

3274

This fluorescent microscope image shows human embryonic stem cells whose nuclei are stained green. Blue staining shows the surrounding supportive feeder cells. Michael Longaker lab, Stanford University School of Medicine, via CIRM View Media

Mitosis and meiosis compared-labeled

6788

Meiosis is used to make sperm and egg cells. During meiosis, a cell's chromosomes are copied once, but the cell divides twice. Judith Stoffer View Media

Meiosis illustration

2545

Meiosis is the process whereby a cell reduces its chromosomes from diploid to haploid in creating eggs or sperm. Crabtree + Company View Media

Adult Hawaiian bobtail squid burying in the sand

7012

Each morning, the nocturnal Hawaiian bobtail squid, Euprymna scolopes, hides from predators by digging into the sand. At dusk, it leaves the sand again to hunt. Margaret J. McFall-Ngai, Carnegie Institution for Science/California Institute of Technology, and Edward G. Ruby, California Institute of Technology. View Media

Mouse Brain Cross Section

5886

The brain sections are treated with fluorescent antibodies specific to a particular protein and visualized using serial electron microscopy (SEM). Anton Maximov, The Scripps Research Institute, La Jolla, CA View Media

Cytoscape network wiring diagram 2

2749

This image integrates the thousands of known molecular and genetic interactions happening inside our bodies using a computer program called Cytoscape. Trey Ideker, University of California, San Diego View Media

Tongue 1

5810

Microscopy image of tongue. One in a series of two, see image 5811 National Center for Microscopy and Imaging Research (NCMIR) View Media

Group of Culex quinquefasciatus mosquito larvae

6770

Mosquito larvae with genes edited by CRISPR. Valentino Gantz, University of California, San Diego. View Media

Bacillus anthracis being killed

3525

Bacillus anthracis (anthrax) cells being killed by a fluorescent trans-translation inhibitor, which disrupts bacterial protein synthesis. Kenneth Keiler, Penn State University View Media

Zebrafish embryo

6897

A zebrafish embryo showing its natural colors. Zebrafish have see-through eggs and embryos, making them ideal research organisms for studying the earliest stages of development. Michael Shribak, Marine Biological Laboratory/University of Chicago. View Media

A mammalian eye has approximately 70 different cell types

3641

The incredible complexity of a mammalian eye (in this case from a mouse) is captured here. Each color represents a different type of cell. Bryan William Jones and Robert E. Marc, University of Utah View Media

Statistical cartography

2331

Like a world of its own, this sphere represents all the known chemical reactions in the E. coli bacterium. Luis A. Nunes Amaral, Northwestern University View Media

Lysosomes

1282

Lysosomes have powerful enzymes and acids to digest and recycle cell materials. Judith Stoffer View Media

Mitochondria

1287

Bean-shaped mitochondria are cells' power plants. These organelles have their own DNA and replicate independently. The highly folded inner membranes are the site of energy generation. Judith Stoffer View Media

Worms and human infertility

2333

This montage of tiny, transparent C. elegans--or roundworms--may offer insight into understanding human infertility. Abby Dernburg, Lawrence Berkeley National Laboratory View Media

Precisely Delivering Chemical Cargo to Cells

3779

Moving protein or other molecules to specific cells to treat or examine them has been a major biological challenge. Nature Nanotechnology View Media

Pollen grains: male germ cells in plants and a cause of seasonal allergies

3609

Those of us who get sneezy and itchy-eyed every spring or fall may have pollen grains, like those shown here, to blame. Edna, Gil, and Amit Cukierman, Fox Chase Cancer Center, Philadelphia, Pa. View Media

Polarized cells- 01

3332

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

Microsporidia in roundworm 2

5778

Many disease-causing microbes manipulate their host’s metabolism and cells for their own ends. Keir Balla and Emily Troemel, University of California San Diego View Media

A bundle of myelinated peripheral nerve cells (axons)

3737

The extracellular matrix (ECM) is most prevalent in connective tissues but also is present between the stems (axons) of nerve cells. Tom Deerinck, National Center for Microscopy and Imaging Research (NCMIR) View Media

Protein kinases as cancer chemotherapy targets

7004

Protein kinases—enzymes that add phosphate groups to molecules—are cancer chemotherapy targets because they play significant roles in almost all aspects of cell function, are tightly regulated, and co Amy Wu and Christine Zardecki, RCSB Protein Data Bank. View Media

Fungal lipase (2)

2411

Crystals of fungal lipase protein created for X-ray crystallography, which can reveal detailed, three-dimensional protein structures. Alex McPherson, University of California, Irvine View Media

DNA and actin in cultured fibroblast cells

3670

DNA (blue) and actin (red) in cultured fibroblast cells. Tom Deerinck, National Center for Microscopy and Imaging Research (NCMIR) View Media

Mosaicism in C. elegans (Black Background)

6532

In the worm C. elegans, double-stranded RNA made in neurons can silence matching genes in a variety of cell types through the transport of RNA between cells. Snusha Ravikumar, Ph.D., University of Maryland, College Park, and Antony M. Jose, Ph.D., University of Maryland, College Park View Media

More Images...

View All Images