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://cat.boffosocko.com/
A collaborative study group blog documenting UCLA Extension's 2015 Category Theory course led by Professor Michael Miller, covering abstract algebra, functors, and related mathematical structures. Participants followed a structured syllabus across multiple chapters, sharing notes, resources, LaTeX diagrams, and meeting summaries over the summer term.
https://stormdude.com/stormchasing/stormchasing.html
Stormdude is a personal storm chasing site documenting decades of adventures across the Great Plains in pursuit of supercells, with photo journals spanning from 1998 through 2027. The site features a main gallery, top chase days highlights, humor pages, and lists of other storm chasers, making it a rich archive for weather enthusiasts.
https://softkittypa.ws/
Lexi's personal homepage blends astrophotography, programming projects, and game corruption experiments into a vibrant, technically impressive old-web-style showcase. Visitors can browse her astrophotography gallery, explore open-source tools she built, and see wild ROM corruption screenshots from titles like Mario Kart Wii and Celeste.
https://ancient-skies.org/
Ancient-Skies is a collaborative scientific knowledgebase dedicated to documenting how human cultures across history have understood and represented the night sky. The project, launched around the International Year of Astronomy 2009, aims to gather and verify information from primary sources, making cultural astronomy accessible to both the general public and researchers worldwide.
https://www.qsl.net/evarc
The Elkhorn Valley Amateur Radio Club (EVARC) serves ham radio enthusiasts in Norfolk, Nebraska, with meeting schedules, repeater frequencies, club nets, and licensing test sessions. Maintained by Monty Wilson NR0A, the site also links to propagation tools, ARES registration, local hamfest info, and nearby radio clubs across Nebraska.
https://www.qsl.net/vu2msy/LINKS.htm
Compiled by Sandeep Baruah (VU2MSY/VU2MUE), this page catalogs over 200 ham radio links spanning Indian amateur radio clubs, international organizations like IARU and ARRL, digital communication software, antenna resources, and QRP homebrewing sites. It offers a particularly strong focus on the Indian amateur radio community, including regional clubs in Bangalore, New Delhi, and Gujarat, making it a useful snapshot of the early-2000s ham radio web.
https://inter-sol.org/
The INTER-SOL Programme (ISP), run by Volkssternwarte Paderborn e.V. in Germany, is an international citizen science initiative coordinating daily sunspot observations by amateur and professional astronomers since 1977. The site offers fundamentals about the sun, methods of sunspot counting and registration, an observers network, photo galleries, and INTER-SOL data archives, all presented in both English and German.
https://www.qsl.net/dl4mea
Günter Köllner (DL4MEA) shares his extensive ham radio station based near Munich, Germany, with a focus on VHF, UHF, SHF, and EME (Earth-Moon-Earth) communication across multiple bands from 144MHz up to 5760MHz. Nearly all of his equipment is homemade, and the site details his rigs, antennas, worked squares maps, and beacon operations including the experimental beacon DB0FAI.
https://gsbarc.org/
The Great South Bay Amateur Radio Club (GSBARC) has served the Babylon, NY area on Long Island for over 55 years, coordinating public service events, emergency communications through ARES/RACES, and licensing education. Visitors can find club newsletters, repeater information, net schedules, upcoming contest dates, and special event certificates all in one place.
https://qsl.net/w3mrc
The W3MRC Amateur Radio Club is a ham radio organization based in Austin, Texas, with a web presence on the QSL.net network. The site serves as a basic landing page for the club, last updated in 2013, offering a starting point for local amateur radio enthusiasts in the Austin area.