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://m1hax.uk/
Richard M1HAX documents his Summits on the Air (SOTA) activations across Britain and beyond, combining amateur radio operating with serious hiking and mountaineering in places like Wales, Scotland, and Malta. The site features detailed activation reports, technical guides like building a LoRa APRS tracker for off-grid position tracking, and a log of radio contacts made from mountain summits.
https://www.qsl.net/la5ki/org.htm
LA5KI hosts an extensive photo archive of vintage ham radio equipment, organized by manufacturer and spanning dozens of classic brands like Collins, Hallicrafters, Heathkit, and Hammarlund. With over 60 images catalogued across rare and iconic mid-century radio manufacturers, this site is a visual treasure trove for vintage radio collectors and enthusiasts.
https://qsl.net/scoutradio
Scout Radio appears to be a site dedicated to amateur radio activities within the Scouting community, combining two classic youth and hobbyist traditions. The image-heavy layout and QSL.net hosting strongly suggest this is a ham radio club or station operated by or for Scout groups.
https://openrepeater.com/
The OpenRepeater Project is an open-source initiative to build a low-cost, Linux-based amateur radio repeater controller using single-board computers like the Raspberry Pi. Managed by N3MBH, the site offers downloads, a knowledge base, setup guides, and community forums for ham radio operators looking to build their own duplex repeater systems.
https://meteore.forumattivo.com/
The Italian Meteor and TLE Network (IMTN) is a national Italian surveillance network dedicated to observing and studying meteors, fireballs, and Transient Luminous Events (sprites, jets) in the upper atmosphere between 20 and 120 km altitude. Founded in January 2009, the network operates permanent and mobile video and radio stations around the clock, connecting university researchers, amateur astronomers, and scientific associations across Italy.
http://lundybirds.blogspot.com/
The Lundy Bird Observatory Sightings Archive is a long-running blog documenting bird and wildlife observations from Lundy Island, now preserved as a historical archive after migrating to a new site in late 2023. Years of detailed sighting reports, species updates, and passage records make it a rich resource for birdwatchers and naturalists interested in this unique Atlantic island.
https://www.qsl.net/la5ki/index.htm
LA5KI Vintage Ham Radio is a Norwegian amateur radio operator's site dedicated to vintage ham radio equipment and history. The page features a classic old-web aesthetic and serves as a gateway to content about antique radio gear and the amateur radio hobby.
https://norwichastro.org.uk/useful-links
The Norwich Astronomical Society maintains this curated links page pointing visitors to national bodies, local clubs, observatories, and online resources for amateur astronomers in the UK. Based at Seething Observatory in Norfolk, the society offers a well-organized gateway to stargazing locations, observing programmes, and space science topics including meteorites and solar sails.
https://sprott.physics.wisc.edu/pickover/home.htm
The personal homepage of prolific author and inventor Clifford A. Pickover, featuring links to his 50+ books spanning fractals, chaos, black holes, the fourth dimension, and the mathematics of reality. With 800 patents, a sprawling collection of puzzles, art, and cosmic questions, this site is a portal into the mind of one of science's most imaginative popularizers.
https://www.qsl.net/k5wtx
K5WTX is the personal ham radio page of an Oklahoma City amateur operator and petroleum geologist with a callsign history dating back to 1973. The site covers vintage radio equipment collecting (Drake, Ten Tec, Hallicrafters), a collection of 50 antique telegraph 'bug' keys, weather station data, and Jeep trail exploration.