General | Life Science | Earth Science | Physical Science | Health | Science Projects
General
Databases
Library databases are online collections of information, organized for research. Databases contain articles, eBooks, images, maps, primary sources and more. Start your research with these general databases, available from any Denver Public Library or from home with a Denver Public Library Card.
Look for the video icon to see a Denver Public Library screencast.
Explora Middle School
Find information from magazines, newspapers and reference books on a variety of topics . Includes videos, primary sources, images and biographies.
Explora High School
Look up topic overviews, magazine and academic journal articles, facts and primary sources for research papers, class projects or homework. Get information from trustworthy sources that you can cite in your papers. Designed with students and educators in mind.
Gale eBooks
Encyclopedias about the arts, biography, country studies, history, law, literature, religion, science, and social science.
GreenFILE
Information on the environment including sustainability, global warming, pollution, renewable energy, and recycling.
Science (Gale)
Magazines and journals focused on science.
Science Reference Source
Full-text articles from science encyclopedias, reference books, magazines and journals.
Statista
Easy-to-use portal that integrates statistics and reports from thousands of sources on topics related to business, media, public policy, health, technology, and many others. The numerous infographics can be exported or downloaded for use in reports and presentations.
Websites
National Science Digital Library
Online educational resources for teaching and learning, with an emphasis on science, technology, engineering, and mathematics (STEM) education.
Scholarpedia
Peer-reviewed open-access encyclopedia, where knowledge is curated by communities of experts
Science.gov
Dozens of databases and thousands of websites providing authoritative federal science information
Wolfram Alpha: computational knowledge engine
Ask Wolfram Alpha your science and math questions
Eric Weisstein's World of Science by Wolfram Research
Covering Mathematics, Physics, Chemistry, Astronomy and Scientific Biography
Life Science
All About Birds
From the Cornell Laboratory of Ornithology
American Museum of Natural History
Animal Diversity
Animal natural history, distribution, classification and conservation biology.
Avibase: the World's Bird Database
Extensive database of birds of the world. En español
Biology Online: Life Science Reference
Answers to your Biology questions
Denver Museum of Nature and Science
Exhibits, films, other programs and events, including virtual classroom and teacher professional development programs.
Encyclopedia of Life
Open access to knowledge of biodiversity and life on Earth-- animals, plants, fungi, protists, bacteria.
Khan Academy: High School Biology See also Khan Academy: AP Biology
University of California Museum of Paleontology
Thousands of pages of content about the history of life on Earth. Fossils, news, online exhibits, more!
USDA National Agricultural Library
Resources for animal health and welfare; agricultural economics and trade; farming and agricultural production systems; human nutrition and food safety; rural communities; gardening. Search PubAg to find full-text articles and citations to peer-reviewed journal articles in the agricultural sciences.
The Visible Human Project
Human anatomy (male body and female body). Includes MRI, CT and anatomical images.
Earth Science
Center for Climate and Energy Solutions
Nonprofit, nonpartisan, works with diverse partnerships to meet climate and energy challenges in the U.S. and globally. Provides facts and figures, reports and initiatives related to climate science, energy and emissions trends, extreme weather and other climate impacts. Check out the Climate Classroom resources for teachers and students.
Climate Action Tracker
Tracks the efforts of countries to reduce greenhouse gas emissions.
Colorado Geological Survey
Resources for avalanche information and other geologic hazards, Colorado geology, energy resources, geologic mapping and more.
This Dynamic Earth
The story of Plate Tectonics.
Geology.com
News and information about geology and earth science.
Khan Academy: Cosmology and Astronom
Videos attempting to grasp a little bit about our Universe.
NASA Climate
Detailed overview of our changing climate--vital signs dashboard, data resources, images of change. En español
National Weather Service
Data source for many weather sites, search by city or zip code for current conditions and short- and long-term forecasts
NOAA: National Oceanic and Atmospheric Administration
Guide to locating climate and weather information/data
NOAA: Paleoclimatology Data
Climate data through geological history, from natural sources such as tree rings, ice cores, corals, stalagmites, and ocean and lake sediments.
Solar System Exploration
Our solar system and beyond from NASA.
U.N. Environment Programme Network
International efforts to mitigate root causes of the triple planetary crisis: climate change; nature, land and biodiversity loss; pollution and waste.
Union of Concerned Scientists: Global Warming
U.S. Geological Survey MapView
Map-based search for downloading geologic maps, help is available as a link on the main page.
See an example Gold Hill, Boulder County, CO
WeatherSpark
Breakdown of average weather for locations around the world.
Weather Underground
Check out the WunderMap and historical data.
Physical Science
Periodic Table of Elements Information, images, videos and more.
World Physics Easy to understand topics in all areas of physics.
The Physics Classroom Physics concepts explained with quizzes to test your understanding.
Khan Academy Videos on chemistry and physics and more, including AP content.
The Feynman Lectures on Physics
Decades after their publication, these lectures are still one of the best overviews of physics
The Theoretical Minimum
Courses for the beginner in physics
HyperPhysics
Educational website covering many topics in physics and math
NASA Image and Video Library
Discover NASA's intergalactic multimedia collections--images, videos, and audio. NASA en español
Hubble Space Telescope
Latest news; science and cultural impacts; spectacular multimedia library; education resources including online activities, fact sheets. What did Hubble see on your birthday?
Webb Space Telescope
Explore the universe with Webb--latest news, science, multimedia, fact sheets. En español
Health
Databases
Library databases are online collections of information, organized for research. Databases contain articles, eBooks, images, maps, primary sources and more. Start your research with these general databases, available from any Denver Public Library or from home with a Denver Public Library Card.
Look for the video icon to see a Denver Public Library screencast.
Consumer Health Complete Convenient access to easily understandable health and medical information. Search and browse within medical encyclopedias, popular reference books, and magazine articles.
Other Online Resources
Centers for Disease Control and Prevention (CDC)
Khan Academy: Health and Medicine Videos about human body systems (anatomy and physiology), diseases, mental health, and the US healthcare system.
MedlinePlus Find information about the human body, diseases and conditions, mental health and wellness as well as the latest health news from trusted sources. Includes an illustrated medical encyclopedia, drugs and supplements, genetics, medical tests, and more. Great for getting started through current research including statistics and clinical trials. Maintained by the National Library of Medicine. En español
Science Projects
Databases
Library databases are online collections of information, organized for research. Databases contain articles, eBooks, images, maps, primary sources and more. Start your research with these general databases, available from any Denver Public Library or from home with a Denver Public Library Card.
Look for the video icon to see a Denver Public Library screencast.
Science Reference Center Full text articles from science encyclopedias, reference books and periodicals. Tip: To find science experiments, scroll down the page to Explore Topics and click on the one that says Experiments, Worksheets, Lesson Plans.
Other Online Resources
Science Fair Central Ideas for your project and presentation from Home Depot and Discovery Education.
Science Buddies Free science fair projects, ideas, answers and tools.
All Science Fair Projects Browse hundreds of projects with complete instructions.
Science Fair Project Ideas Browse ideas from Education.com.
International Science and Engineering Fair The world's largest international pre-college science competition.