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://ve7sl.blogspot.com/
VE7SL is Steve's amateur radio blog chronicling his homebrewing projects and on-air adventures across an extraordinary range of frequencies, from 2200 meters all the way up to nanowaves. Posts dive deep into technical details like antenna construction, low-band operating on 630m, and solar propagation data, making it a rich resource for experimentally-minded hams.
http://telescope.livjm.ac.uk/
The official homepage of the Liverpool Telescope, a 2.0 metre fully robotic observatory on the Canary Island of La Palma, owned and operated by Liverpool John Moores University. Visitors can find technical guidance on applying for observing time, access data archives, browse recent astronomical discoveries, and follow live telescope status updates.
https://cryothene.neocities.org/
Cryothene is a technically-minded personal blog covering electronics projects, embedded systems, reverse engineering, and 3D printing, with standout documentation of a custom display driver project called Sharpie spanning many installments. The site also mixes in anime opinions, game reviews, and occasional recipes, but the dominant draw is its detailed hardware and microcontroller writeups.
https://wallcloudchaser.com/
WallCloudChaser.com is the personal site of Minnesota storm chaser Jarrod Schoenecker, featuring dramatic tornado photography, weather videos, and documentation of severe weather events like the 2019 Biscay-Silver Lake EF-1 tornado. Visitors will find a weather library, equipment lists, CoCoRaHS participation, and photography-for-hire services rooted in Jarrod's passion for chasing severe Midwest weather.
http://g3pho.free-online.co.uk/microwaves
A hobbyist site dedicated to microwave frequencies above 1000MHz, inviting visitors to explore the upper reaches of the amateur radio spectrum. The site is part of the Amateur Radio World Ring webring, connecting enthusiasts focused on microwave and UHF/SHF band experimentation.
http://twisterdata.com/
TwisterData.com is a meteorological data tool built in 2008 by storm chasers David Demko and Donald Giuliano, offering RAP, NAM, and GFS weather model forecasts with detailed atmospheric parameters like CAPE, hodographs, helicity, and sounding data. Designed with a clean, data-first philosophy, it pulls from NOAA datasets and is especially valuable for storm chasers, meteorologists, and serious weather enthusiasts who need raw model output without distractions.
http://bcfmca.bc.ca/
The British Columbia Frequency Modulation Communications Association (BCFMCA) is a registered Canadian amateur radio charity operating VHF, UHF, and microwave repeaters across British Columbia, including FM, DMR, IRLP, and D-STAR modes. Visitors can check live system status, explore the repeater directory, browse coverage maps, and find membership and donation information for this active ham radio club.
http://rcra.wagnera.com/
The Red Cedar Repeater Association (RCRA) is a Wisconsin-based amateur radio club established in 1974, serving as trustee for the K9KGB repeater system covering West Central Wisconsin along the I-94 corridor. The site provides technical details on their 2-meter repeater frequencies, PL tones, and remote links, along with embedded National Weather Service radar tools useful for local operators.
https://go-astronomy.com/astro-club-search.htm
GO ASTRONOMY hosts a comprehensive directory of over 600 amateur astronomy clubs across all 50 U.S. states, plus international listings spanning countries from Japan to Germany. Visitors can search by state to find local clubs offering meetings, star parties, viewing nights, and stargazing programs, making it an essential starting point for anyone wanting to connect with fellow astronomers.
https://www.qsl.net/pslara
The Port Saint Lucie Amateur Radio Association (PSLARA) is an ARRL-affiliated club serving licensed ham radio operators and enthusiasts in Port Saint Lucie, Florida. The site covers club meetings, repeater frequencies, emergency communications services, licensing classes, and VE testing sessions.