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)
https://electronbunker.ca/eb/Links.html
A curated links page from the Electron Bunker site, gathering forums, personal pages, and resources dedicated to crystal radios, homebrew radio building, and vintage vacuum tube electronics. Regularly maintained and updated, it helpfully flags disappeared sites with Wayback Machine archives so enthusiasts can still access classic content.
https://www.qsl.net/ve3fcg
The Festival City Amateur Radio Club (FCARC) serves amateur radio operators in the Stratford, Ontario area, listing their linked repeater system frequencies, IRLP node details, and APRS information. The site also offers a beginner's guide to ham radio, club information, and a curated collection of links for other hams including callsign search tools and dealer listings.
https://cqrlog.com/
CQRLOG is a feature-rich ham radio logging application for Linux, built on a MySQL database and supporting over 140 radio types via hamlib integration. The site serves as the official home for the software, offering downloads, user forums, DX cluster support documentation, and updates from the development team.
https://bdxc.org.uk/
The British DX Club (BDXC-UK) is the premier UK organization for radio listeners and DXers, covering shortwave, medium wave, FM, and international broadcast schedules. Members get access to guides, propagation data, a monthly bulletin called Communication, and listings of UK and Irish radio stations.
https://drisc.io/
Drisc.io is a personal blog and journal by a tech-minded creator who covers topics ranging from space exploration (KSC visits, Crew-12) to Apple ecosystem projects like iPadtop setups and a menu bar app called Peak Streak. The mix of journal entries, blog posts, and a wiki makes it a compact but genuine slice of one person's geeky interests and creative projects.
https://aarc.tripod.com/
The Alger Amateur Radio Club is a Michigan-based ham radio organization serving Alger County, with ties to the ARRL and a focus on emergency communications. The site is a simple club homepage from 2002, offering a contact point for local ham radio enthusiasts interested in radio emergency services.
https://gaac.us/
The Gloucester Area Astronomy Club (GAAC) is a casual, no-dues astronomy group founded in 2003 that meets monthly at the Lanesville Community Center in Gloucester, Massachusetts. The site features member photo galleries, ephemerides, aurora alerts, object rise/set times, and a calendar of events for anyone curious about the night sky.
https://carolinabirds.org/
Created by Dick and Sandy Daniels, this site functions as a comprehensive online field guide covering over 10,000 bird species organized by genus and family, making it easy to compare related birds side by side. Entries span every major region of the world including North America, South America, Europe, Asia, Africa, and Australia, with links to additional information for each species.
https://ari.it/
The official portal of the Associazione Radioamatori Italiani (ARI), Italy's national amateur radio association affiliated with the IARU, serving hundreds of thousands of licensed operators across the country. Visitors can access QSL bureau services, HF and VHF/UHF activity bulletins, a radio licensing course, the organization's magazine RadioRivista, and news about DX expeditions and club events.
https://ve9aa.tripod.com/
Michael Smith (VE9AA) shares his passion for 6-meter DX operating from New Brunswick, Canada, with station photos, antenna builds, and a VE 6m firsts list tracking rare country contacts on the "magic band." Licensed since 1978 and active on 50MHz since 1991, his site chronicles a dedicated pursuit of 125 countries worked on 6m along with EME project plans and contest activity.