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://jedaler.tripod.com/elec.html
Jedaler's Electronics Page, built by JaKab-Daniel, is a curated link collection focused on circuit schematics, microcontrollers, RF antennas, robotics, and hobby electronics projects. Visitors will find references to PIC microcontroller resources, Tesla-related circuits, xenon flash designs, and free energy machine plans alongside general electronics archives.
https://mnhamradio.com/
The Bloomington Amateur Radio Association (BARA) is a club for amateur radio operators based in Bloomington, Minnesota, affiliated with the ARRL since 1979. The site covers club membership, repeater frequencies, officer listings, and resources for those looking to get their ham radio license.
https://radio-ware.com/
Radioware is a hobbyist catalog and bookstore supplying antennas, cables, and accessories to amateur radio, scanner, and shortwave listeners. It serves as a one-stop shop for radio enthusiasts looking for gear spanning ham radio, CB, and SWL equipment.
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://chris.org/
Chris Cox (N0UK/G4JEC) has maintained this personal homepage since 1993, making it one of the longer-running amateur radio personal sites on the web. Visitors will find a Maidenhead Grid Bearing and Distance Calculator, VHF/UHF contest logs, station details, and a much-requested curry recipe thrown in for good measure.
http://astrochemistry.eu/
Astrochemistry.eu, maintained by Guido W. Fuchs, serves as a collaborative hub for researchers in astrophysics and astrochemistry, covering observational, laboratory, and theoretical investigations of interstellar chemistry. Visitors can find featured news on prize-winning discoveries, upcoming conferences, job opportunities, and curated links to major databases, journals, and research networks worldwide.
http://skunkbayweather.com/
Skunk Bay Weather is a hyperlocal weather station site based in Hansville, Washington, offering live conditions updated every minute including temperature, wind speed, and rainfall data from multiple sensors. The site also features webcams, Northern Lights time-lapse videos, aurora forecasts, air quality links, and contributes data to Weather Underground and other meteorological organizations.
https://www.qsl.net/races
The national web presence for the Radio Amateur Civil Emergency Service (RACES), a program coordinating licensed amateur radio operators for emergency and disaster communications across the United States. Maintained by Ken Bourne (W6HK) since 1997, the site covers FCC RACES rules, news, volunteer protection information, and links to local RACES groups nationwide.
https://admin.qsl.net/
QSL.net is a long-running free web hosting and email forwarding service built specifically for amateur radio operators worldwide, founded in 1996 by Alan Waller K3TKJ. Visitors can sign up for ham radio websites and email addresses, join mailing lists, access DXer resources, and connect with other operators through real-time DX spotting and chat services.
https://www.qsl.net/ecara
ECARA appears to be an amateur radio club or organization hosted on QSL.net, the well-known hosting platform dedicated to ham radio operators and groups. The directory index suggests a collection of club files and resources, likely including meeting info, member details, or radio-related documents.