Science & Nature
1439 sites
Subcategories:
- Astronomy & Space (396)
- Chemistry (8)
- Earth Sciences (26)
- Biology (79)
- Physics (30)
- Mathematics (59)
- Weather & Climate (104)
- Amateur Radio (682)
- Electronics (47)
http://donklipstein.com/
Don Klipstein's sprawling technical resource covers everything from LEDs and fluorescent lamps to Tesla coils, xenon strobes, lasers, and high voltage experiments. With decades of accumulated hobbyist knowledge, detailed guides, and regularly updated content, it's an indispensable reference for electronics enthusiasts interested in lighting and discharge lamp technology.
https://skyinmotion.com/chase
A detailed archive of storm chasing expeditions spanning nearly two decades, with logs organized by year covering locations across the Great Plains and beyond. Each entry includes photos, videos, maps, and written accounts of individual chase events, making it a compelling record for anyone fascinated by severe weather.
http://scotese.com/
The PALEOMAP Project, run by Christopher Scotese, is a comprehensive scientific resource illustrating the plate tectonic development of Earth's ocean basins and continents over the past 1.1 billion years. Visitors can explore full-color paleogeographic maps, interactive 3D PaleoGlobes, animations of ancient Earth configurations like Pangea, and download materials for geology education.
http://kcaprs.org./
The Kansas City APRS Organization is a regional group dedicated to Automatic Packet Reporting System (APRS) activity in the Kansas City area. This site serves as the hub for local amateur radio operators interested in real-time digital position tracking and packet radio communications.
https://www.qsl.net/na4sh
The Nash County ARES (Amateur Radio Emergency Service) is a volunteer group serving Nash County and Rocky Mount, North Carolina by providing emergency communications during disasters like hurricanes, floods, and tornadoes. The site covers their weekly nets on local repeaters, links to weather resources, and connections to state and national ARES organizations.
https://ptri1.tripod.com/
A detailed educational resource dedicated entirely to Pascal's Triangle, covering its construction, history, and the surprising number of patterns hidden within it. Visitors can explore topics ranging from the Fibonacci sequence and Sierpinski fractals to prime numbers and polygonal numbers, with downloadable programs to generate and visualize the triangle's patterns.
http://w1mx.mit.edu/
The MIT Radio Society (W1MX) is America's oldest college amateur radio station, a student-run club at MIT focused on RF engineering, telecommunications, and radio science. The site covers membership info, meeting schedules, club history, ham exam resources, balloon programs, and a capital campaign to build a new station.
https://users.usinternet.com/n0flq
Collin Witwer (N0FLQ) is a ham radio operator from Minneapolis, Minnesota who built this sprawling personal homepage packed with categorized links covering everything from ham radio and shortwave to space, electronics, weather, and beyond. The site serves as both a personal hub and a massive curated web directory, with a QSL card, live webcam, and links to local Minnesota resources making it a genuine snapshot of late-1990s hobbyist internet culture.
https://onlinestatbook.com/rvls.html
The Rice Virtual Lab in Statistics (RVLS), created by David Lane at Rice University, offers a comprehensive suite of free web-based tools for learning and teaching statistics, including an interactive online textbook, Java simulations, real-world case studies, and an analysis lab. Supported by the National Science Foundation and recognized by multiple educational organizations, it covers topics from basic descriptive statistics to ANOVA and regression.
https://stormandsky.com/
Storm And Sky is a storm photography and weather resource featuring hundreds of photos of supercell storms, tornadoes, and other dramatic natural phenomena. Visitors can explore trip reports, tutorials, gear recommendations, stock images, and weather and space data, making it a destination for storm chasers and weather enthusiasts alike.