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Biology
General Biology
- Animated Tutorials: General Biology
- Three dozen short animated tutorial on a variety of topic from cell biology to human biology, from plants to the scientific method.
- BioImages
- From Vanderbilt University, a site designed
to provide educational information to the public on biologically related topics, as well as a source of biological images for personal and non-commercial use.
- BioInteractive
- Videos, animations, and interactive activities in various aspects of the biological sciences. Also includes lectures, podcasts, virtual labs, and teacher guides.
- Biology4Kids.com
If you are looking for basic biology information, stay on this site. It’s not just biology for kids, it’s for everyone. We have information on cell structure, cell function, scientific studies, plants, vertebrates, invertebrates, and other life science topics.
- Biology of B-Movie Monsters
- Uses B-Movie monsters as examples to explain how physical and biological systems really work.
- BioZone: Bio Links
- Great set of links to sites about biology topics. Arranged by topic.
- CK-12 Biology Flexbooks
- CK-12 Life Sciences Flexbook
- Free online textbooks for the study of biology and life sciences.
- Crash Course: Biology (video)
In 50 episodes, we’re going to explore biology—the science of life. … This course is based on an introductory-level college and AP Biology curriculum.
Episodes average between 12 and 14 minutes. There is also an older 40-episode Crash Course: AP Biology series available.- Dissections
- Frog Virtual Dissection — Science Bank Online Dissection Resources — Virtual Pig — Virtual Frog Dissection Kit
- Droplet – Amateur Microscopy of the Protozoa
- Over 180 pictures covering over 50 genera of protozoa. Each item includes full taxonomy and brief descriptions of the protozoan shown.
- Encyclopedia of Life
Comprehensive, collaborative, ever-growing, and personalized, the Encyclopedia of Life is an ecosystem of websites that makes all key information about life on Earth accessible to anyone, anywhere in the world.
- GBIF: Global Biodiversity Information Facility
The Global Biodiversity Information Facility (GBIF) is an international non-profit organisation to provide free and universal access to data regarding the world’s biodiversity.
- iBiology
iBiology’s mission is to convey, in the form of open-access free videos, the excitement of modern biology and the process by which scientific discoveries are made.
- Khan Academy: Biology Library
Biology is the study of life. Here, you can browse videos, articles, and exercises by topic. We keep the library up-to-date, so you may find new or improved content over time.
- MIT OpenCourseware: Biology
- Recordings from biology courses at MIT.
- National Science Foundation: Biology
A bat, a mushroom, a blade of grass–they’re easy to identify as “life.” But what about a cold virus or mold? Biologists are life’s detectives, discovering what “alive” really means.
- Public Library of Science: Biology
PLoS Biology is a peer-reviewed, open-access journal published by the Public Library of Science (PLoS), a non-profit organization committed to making scientific and medical literature a public resource.
- Seek by iNaturalist (Android, iPhone)
Use the power of image recognition technology to identify the plants and animals all around you.
Aim your Seek camera app at an unfamiliar plant or animal and the app will look for close matches.
Animals
- All About Birds
- From the Cornell Lab of Ornithology, all sorts of bird lore, including a bird guide, bird cams, birding basics, a Wall of Birds, and more.
- Animal Planet
- Website for the popular tv channel.
- ASPCA
- The American Society for the Prevention of Cruelty to Animals
is the nation’s premiere humane organization, providing local and national leadership in three key areas: caring for pet parents and pets, providing positive outcomes for at-risk animals and serving victims of animal cruelty.
- Audubon Bird Guide App
The Audubon Bird Guide is a free and complete field guide to over 800 species of North American birds, right in your pocket. Built for all experience levels, it will help you identify the birds around you, keep track of the birds you’ve seen, and get outside to find new birds near you.
- Encyclopedia of Life
Comprehensive, collaborative, ever-growing, and personalized, the Encyclopedia of Life is an ecosystem of websites that makes all key information about life on Earth accessible to anyone, anywhere in the world.
- Google Arts and Culture: Natural History
More than 150 interactive stories from experts, 300,000 new photos and videos, and more than 30 virtual tours await you…”
From a partnership between Google and over fifty natural history museums.- MarineBio.org
We invite you to explore the depths of MarineBio and find out about marine species, ocean conservation, research, and 101 Ways to Make a Difference Today.
- National Geographic: Animals
- Videos, pictures, and information about animals around the world.
- National Geographic: Photo Ark
Photo Ark founder Joel Sartore has photographed more than 9,000 species around the world as part of a multiyear effort to document every species living in zoos and wildlife sanctuaries, inspire action through education, and help save wildlife by supporting on-the-ground conservation efforts.
- National Wildlife Federation
The National Wildlife Federation is America’s largest conservation organization. We work … to protect and restore wildlife habitat, confront global warming and connect with nature.
- Nature on PBS
- Companion website to the PBS show, with full-episode videos available.
- NOAA: National Marine Sanctuaries
- Articles, videos, and images about the oceans and marine life from the National Oceanic and Atmospheric Administration.
- NOAA Ocean Explorer
- Explore the variety of life in the world’s oceans.
- U.S. Fish and Wildlife Service
Our mission is to work with others to conserve, protect and enhance fish, wildlife and plants and their habitats for the continuing benefit of the American people.
- U.S. Zoos
- Binghamton Ross Park Zoo — Bronx Zoo — Los Angeles Zoo — The National Zoo — Philadelphia Zoo — San Diego Zoo
- Wikispecies
The free species directory that anyone can edit.
Cells and Microbiology
- BBC Bitesize: Cell Biology
- Part of a biology review series for British students.
- Biology4Kid.com: Cell Structure
- Discusses what cells are made of and the various parts they contain.
- Cell Image Library
This Image Library is a repository for images and movies of cells from a variety of organisms. It demonstrates cellular architecture and functions with high quality images, videos, and animations.
- Cells Alive!
- This downloadable archive of a no-longer-updated website covers cell structure, microbes, the immune system, and microscopy, and includes videos of microbes and cells.
- Droplet – Amateur Microscopy of the Protozoa
- Over 180 pictures covering over 50 genera of protozoa. Each item includes
full taxonomy and brief descriptions of the protozoan shown. (Not updated since 2008.) - Khan Academy: Biology Library: Structure of a cell
- Videos, articles, and exercises about cell biology and structure.
- Khan Academy: High School Biology: Cells
- Videos, articles, and images comprise lessons for high school students.
- Learn Genetics: Cells
Educational materials on genetics, bioscience and health topics….designed to be used by students, teachers and members of the public. The materials meet selected US education standards for science and health.
- LibreTexts: Introduction to Microbiology
- A 2024 online textbook on microbes and microbiology.
- An Overview of Microbiology
The field of microbiology is critical to human beings not only due to the infectious diseases caused by these microbes but because “good” microorganisms are necessary for us to live on the planet
- What is a Cell?
- This page, part of the free online 2014 college textbook Essentials of Cell Biology, describes what cells are, their makeup, and different kinds of cells.
- What is Microbiology?
- Articles, images, and videos from the Microbiology Society, an association of scientists who study microbes and related topics.
Evolution & Paleontology
- American Museum of Natural History – Dinosaurs
- Articles, video, and images all about dinosaurs and their fossils.
- Dinosaur Size Comparison (video)
In this video we made 3d Comparison of Dinosaur Size and this is true real scale comparison.
From the Global Data YouTube channel.- Evolution 101
Your one-stop source for information on evolution.
Part of the Understanding Evolution site from U.C. Berkeley.- Fossil Facts and Finds
This site is all about fossils. It is especially for kids, teachers, students, and homeschoolers who want to put some fun into their earth science classes. It is also for more advanced collectors who want to learn more about their specimens.
- History of Life through Time
- Excellent site covering the evolution and classification of life.
- Human Evolution by The Smithsonian Institution
Our web site is dedicated to bringing you the excitement, latest findings, and profound implications of the scientific exploration of human origins.
From the Smithsonian- Introduction to the Metazoa
- Information about the fossil record, life history and ecology, and classification.
- Live Science: Dinosaurs
[D]inosaur news & features, along with plenty of pictures.
- National Geographic: Paleontology
- Links to an encyclopedia article and other articles and videos on the subject of paleontology and related topics.
- New York Times: Evolution
- New York Times: Fossils
- New York Times: Paleontology
- Current and archived mews and commentary from the New York Times.
- NOVA: Evolution video
- Companion to mini-series from PBS with articles, images, and videos.
- Paleontologists Are Still Puzzling Over Why Dinosaurs Ran Hot
Now, a recent Nature study … found that various dinosaurs had different metabolisms related to body temperature and activity level, with some being more bird-like and others closer to crocodiles.
- The Paleontology Portal
- Information on fossils, famous plant and animal finds, the paleo-geology of the U.S., online resources, museum collections, and other aspects of paleontology.
- PBS: Eons video
… a journey through the history of life on Earth. From the dawn of life in the Archaean Eon through the Mesozoic Era — the so-called “Age of Dinosaurs” — right up to the end of the most recent Ice Age.
- Pew Forum: Darwin and His Theory of Evolution
- Pew Forum: Religious Groups’ Views on Evolution
- Articles from the Pew Forum on Religion & Public Life.
- ScienceDaily: Fossils & Ruins
- Articles about anthropolgy, archaeology, fossils, evolution, paleontology, and related topics.
- Science News: Paleontology
- News and articles about life, evolution, fossils, and related topics.
- Smithsonian: Paleontology
- Articles about fossils, dinosaurs, and extinct species.
- TED: Ideas about Paleontology (video)
A collection of TED Talks (and more) on the topic of Paleontology.
- Virtual Fossil Museum
Fossils across geological time presented in multiple contexts of geological history, the tree of life, paleobiology and evolution. The Virtual Fossil Museum is an educational resource providing an ever-growing extensive collection of fossil images.
- U.C. Berkeley Museum of Paleontology
- Evolution, fossils, dinosaurs, paleonotology, and related topics from the University of California at Berkeley.
- What is Darwin’s Theory of Evolution
- Article discussing Darwin’s theory, the evidence for it, and its history.
Genetics
- American Society of Human Genetics: Education: Genetics Basics
Human genetics is a branch of biology that studies how human traits are determined and passed down among generations. Explore this exciting field to better understand how your genes help shape your traits and health.
- BioInteractive
- Our stories anchor a variety of classroom resources based on peer-reviewed science. From data-rich activities and case studies to high-quality videos and interactive media, our resources are designed to connect students to big ideas in biology, promote engagement with science practices, and instill awe and wonder about the living world.
- Biological Anthropology Tutorials
- This set of tutorials focuses on aspects of biology and inheritance, including the Basic Principles of Genetics, the Biological Basis of Heredity, and Human Chromosomal Abnormalities. (2013-2014)
- The Biology Corner: Generics
Genetics includes the study of heredity, or how traits are passed from parents to offspring. The topics of genetics vary and are constantly changing as we learn more about the genome and how we are influenced by our genes.
- CDC: Genetics Basics
- Basic introduction to genetics and how genes can affect our health, from the Centers for Disease Control and Prevention.
- DNA Learning Center
The world’s first science center devoted entirely to genetics education…
with a number of associated websites and resources for both student and teacher. From Cold Spring Harbor Laboratories.- Genetics 101 (video)
What is a genome, and how are traits passed from generation to generation? Learn how pea plants helped launch the study of genetics and how the field of genetics research has evolved over time.
From National Geographic.- Genetics Unzipped
- Genetics Unzipped is a biweekly podcast about genetics. Episodes can be streamed or downloaded, and addistional material – description, links, partial transcripts – is available for many of the episodes.
- Genome: Unlocking Life’s Code
- Online version of a Smithsonian exhibit on genetics, with resouces, videos, and further materials for teachers and students.
- Khan Academy: Classical Genetics
- Khan Academy: Molecular Genetics
- Units for study dealing with heredity and DNA.
- Learn.Genetics
A science and health education program located in the midst of the bioscience research being carried out at the University of Utah. Our mission is making science easy for everyone to understand.
- Medline Plus: Genetics
Find consumer-friendly information about the effects of genetic variation on human health.
From the National Library of Medicine.- National Geographic: Genetics 101
What is a genome, and how are traits passed from generation to generation? Learn how pea plants helped launch the study of genetics and how the field of genetics research has evolved over time.
- National Human Genome Research Institute
The National Human Genome Research Institute conducts genetic and genomic research, funds genetic and genomic research and promotes that research to advance genomics in health care.
- Thought.co: Genetics
Genes define much of who we are. Learn how traits are passed down within families with articles on inheritance, chromosomes, reproduction and more.
Human Biology
- Anatomy Atlases
Anatomy Atlases is a digital library of anatomy information.
- Biodigital Human Chrome app
The BioDigital Human is a 3D platform that simplifies the understanding of anatomy, disease and treatments. Explore the body in 3D!
- Bioethics
- An article from the Internet Encyclopedia of Philosophy, giving an overview of the history of the topic and its various aspects.
- eSkeletons.org
eSkeletons provides an interactive environment in which to examine and learn about skeletal anatomy. The purpose of this site is to enable you to view the bones of both human and non-human primates and to gather information about them from our osteology database.
- GetBodySmart
An Online Examination of Human Anatomy and Physiology. Visually Learn About the Human Body Using Our Interactive “Flash” Animations.
- How Stuff Works: Human Body
The human body is an amazing structure made up of many fascinating parts and systems. Learn about the human body and how its systems work together.
- Healthline: Human Body Maps
- Articles and images detailing the parts of the human body, with further articles on health-related topics.
- Human Physiology
- A Wikibook on human physiology.
- Inner Anatomy Explorer
- Interactive views and descriptions of the human anatomy.
- Khan Academy: Principles of Physiology
- Khan Academy: Human Body Systems
- Check out the section on physiology from Khan Academy’s Biology Library, or take a look at systems of the body from a high school biology course.
- Pathology Images and Text for Medical Education
The WebPath® educational resource contains over 2700 images with text that illustrate gross and microscopic pathologic findings along with radiologic imaging associated with human disease conditions.
- MedlinePlus: Anatomy
- Articles from the U.S. National Library of Medicine.
- National Human Genome Research Institute
- Information about the Human Genome Project, genetics, genetic diseases, current research in the field, legislation, and more.
- Science Daily: Human Biology News
- Keep up with the latest news about human biology. News, articles, video, and images.
- Virtual Human Body
- Interactive view of parts of the human body, available in English and Spanish.
- Zygotye Body
A detailed 3D model of the human body. You can peel back anatomical layers, zoom in, click to identify anatomy, or search for muscles, organs, bones and more.
Plants
- Biology of Plants
- Introduction to plants, their life cycle, their parts, and their place in food production, from the Missouri Botanical Garden.
- Botony Depot
- While designed for botony teachers, this is a great site for anyone interested in botony.
- Dave’s Garden
Dave’s Garden is one of the largest sites for gardeners in the world. With tens of thousands of encyclopedic files on plants, bugs, and birds, as well as helpful articles by our gardening experts, you’ll find everything you need help your garden grow.
Includes extensive PlantFiles database.- FAO: Food and Agriculture Organization of the United Nations
Achieving food security for all is at the heart of FAO’s efforts – to make sure people have regular access to enough high-quality food to lead active, healthy lives.
With information about food and agriculture around the world.- The Hidden Memories of Plants
- Article about a scientist studying
the possibilities of plant behavior, learning, and memory
. - Lifecycle of a Plant
Plant life cycle comprises successive stages, including seed germination, seedling growth, plant maturity, flower development, fertilization, and seed production. Read this article to understand the growth processes of plants.
- Plants in Motion
Time-lapse photography is a simple technique that allows us to see the movements of plants and clearly demonstrates that plants are living and capable of some extraordinary things.
- Plants of the World Online
Browse 1,426,000 global plant names, 530,900 detailed descriptions, and 386,600 images
- Science Daily: Botany News
- The latest news in plant science.
- The Study of Plants and Flowers
- Information on botany and plants from a florist website.
- TED: Ideas About Botany
A collection of TED Talks (and more) on the topic of Botany.
- Thought.co: Botany
Learn all about plants with these articles and resources on plant science, species, and cultivation.
- USDA: U.S. Department of Agriculture
- The USDA
provide(s) leadership on food, agriculture, natural resources, rural development, nutrition, and related issues based on sound public policy, the best available science, and efficient management.
- USDA PLANTS Database
The PLANTS Database provides standardized information about the vascular plants, mosses, liverworts, hornworts, and lichens of the U.S. and its territories.
With maps, pictures, fact sheets, and articles.- US Forest Service
- Website of the agency which
manages public lands in national forests and grasslands.