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://astronomy-links.net/twocomets.html
Clark M. Thomas offers a detailed analysis of comet imaging techniques, comparing amateur astrophotographer Damian Peach's stunning wide-field ISON image against the professional Subaru telescope's shot of Comet Lovejoy. The article makes a compelling case for tracking background stars rather than the comet itself, arguing that the resulting sharp stellar fields and visible deep-sky objects produce the most visually rewarding comet photographs.
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.
https://futuretimeline.net/beyond.htm
FutureTimeline.net is an ambitious speculative reference site that maps out predictions for humanity and the universe across centuries, millennia, and beyond, covering topics from AI and nanotechnology to the far future of the cosmos. Organized as a detailed chronological timeline with supporting blogs, data trends, and artwork, it offers a sweeping vision of where science and civilization may be headed.
https://josephoregonweather.com/
Joseph Oregon Weather is a comprehensive local weather station site covering Joseph, Oregon and Wallowa County, featuring live conditions, forecasts, webcams, air quality, road conditions, fire information, and earthquake data. Running since 1999, it serves as a one-stop regional resource with the charming mascot WeatherBee and live data feeds from a personal weather station integrated with National Weather Service data.
http://magicrepeater.net/
The official web presence of M.A.G.I.C. (Minnesota Amateur Group of Independent Communicators), a ham radio club operating multiple repeaters across the St. Paul, Hugo, Foreston, and North Branch areas of Minnesota. Visitors will find repeater frequency details, band plans, ham radio links, scanner resources, shortwave links, DMR network info, and announcements for club tailgate events.
http://t-hunter.org/
The Southern California Transmitter Hunters is a club dedicated to amateur radio direction finding (RDF), where participants use specialized antenna equipment to track down hidden transmitters. The site covers upcoming hunts, past results, equipment guides, hunt boundaries, and stories from the field, making it a rich resource for the local ham radio foxhunting community.
https://trlog.com/
TR LOG is the official home page for a high-performance ham radio contest logging program created by Larry 'Tree' Tyree (N6TR), a member of the CQ Contest Hall of Fame and 2003 Hamvention Amateur of the Year. Visitors can download a free trial, browse features like true two-radio support and a unique name database, and access the manual, CW interfaces, and revision history.
http://aamerican.com/aclr
The Amateur Cross Link Repeater Club (ACLR) was a Chicago-area ham radio repeater club operating on 147.225MHz that disbanded in 1998 after internal disputes and equipment failures. The site serves as a historical archive of the club's activities, meetings, and Dayton hamfest adventures, maintained by trustees Gregory K9OY and Ann K9OYN.
https://whiskeytangohotel.com/
WhiskeyTangoHotel.Com is a hobbyist electronics and amateur radio blog featuring hands-on projects like ESP32 microcontroller builds, temperature logging with Node-RED, and Morse code analysis tools. The site blends practical hardware tutorials with radio operator interests, making it a great find for tinkerers who enjoy cheap microcontrollers and DIY data visualization.
http://sunstarfrance.com/
Olly Penrice runs this site combining a French gite rental property called Les Granges with a serious passion for astrophotography in the dark skies of Provence. Visitors can browse astro imaging galleries, explore local cycling and climbing, and even book a stay at the gite to experience the region firsthand.