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://lesnouvellesdx.free.fr/
Les Nouvelles DX is a French-language archive covering 25 years of publications from the DX newsletter of the same name, including QSL card galleries, contest results, expedition logs, and amateur radio history dating back to 1920. Visitors can explore rare QSL cards from Antarctic stations, French Pacific expeditions, historical prefixes, and online logs from operators at remote locations like Crozet Island.
http://robgendlerastropics.com/
Robert Gendler's astrophotography site showcases a stunning image gallery of astronomical objects alongside essays on 140 popular celestial subjects and a beginner's astronomy primer. The site also features technical articles on advanced imaging techniques like hydrogen alpha color imaging and Photoshop mosaics, plus information about Gendler's published books on astronomy.
https://masatern.tripod.com/
KB1GLF's unofficial web presence for the Massachusetts chapter of the Salvation Army Team Emergency Radio Network (SATERN), a group of licensed amateur radio operators who provide emergency communications support during disasters. The site includes member lists, training resources, a calendar, event photos, and information about the weekly Friday night net on 145.23 MHz.
https://math.ucr.edu/home/baez
John Baez is a mathematical physicist and emeritus professor at UC Riverside whose sprawling personal site features decades of expository writing on math and physics, including his long-running column 'This Week's Finds in Mathematical Physics.' Visitors can explore course notes, research papers, talks on topics from category theory to the Standard Model, and accessible blog posts bridging cutting-edge science with public engagement.
http://badastronomy.com/index.html
Phil Plait, astronomer and science communicator, built this site to debunk widespread myths and misconceptions about astronomy, from Moon landing hoax claims to equinox egg-balancing folklore. With sections covering movies, news, TV, and bite-sized astronomy lessons, it is a rich resource for anyone wanting to separate cosmic fact from fiction.
https://rep.pt/
The Rede dos Emissores Portugueses (REP) is Portugal's national amateur radio association, founded in 1926 and a member of the IARU since 1933, representing ham radio operators across Portugal, the Azores, and Madeira. The site offers a repeater network directory covering VHF/UHF FM, DMR, D-Star, Echolink, and more, alongside news, contests, licensing information, and regulatory resources from ANACOM.
https://valleystargazers.com/
The Shenandoah Valley Stargazers (SVS) is an amateur astronomy club based in the Staunton, Waynesboro, and Harrisonburg, Virginia area, offering observing events, astrophotography, education, and community outreach. The club operates its own observatory in Stokesville, VA and welcomes families, groups, and the public to explore the night sky together.
https://skip.cc/chase
Skip Talbot has documented over 458 storm chases since 2003, logging 288,186 miles and 156 tornado intercepts across more than two decades of pursuit. The site features yearly chase logs, a gallery, time-lapse videos, and detailed statistics that make it a fascinating firsthand record of storm chasing as a serious hobby.
https://k7mva.org/mvhams.html
The Magic Valley Amateur Radio Club (MVARC), operating under callsign K7MVA, is a ham radio club based in Idaho with sections for nets, repeaters, testing, and ARES-RACES emergency communications. This redirect page points visitors to the club's new home at K7MVA.org, where members can access meeting minutes, bylaws, licensing resources, and a free ham software listing.
https://astrorx.org/
The Astronomical Society of the Desert (ASOD) is an amateur astronomy club with resources for beginners, star party schedules, observing site information, and membership details. Maintained by Bruce G, this old-web club homepage offers a glimpse into organized community stargazing in a desert region ideal for clear-sky observing.