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://www.qsl.net/farc-sc
The FARC-SC (Frankfort Amateur Radio Club of South Carolina) hosts radio coverage maps and club resources for local ham radio enthusiasts. The site uses a frames-based layout typical of early 2000s web design, offering geographic signal coverage information relevant to the club's area.
http://aimspice.com/
AimSpice appears to be a SPICE circuit simulation software site, offering tools for electronic circuit analysis and modeling. The minimalist page redirects visitors to the main document, suggesting a focused software or technical resource for electronics engineers and hobbyists.
https://sbau.org/default.html
The Santa Barbara Astronomical Unit (SBAU) is an active astronomy club based in Santa Barbara, California, hosting monthly public meetings featuring talks by prominent researchers from NASA, JPL, and leading universities. The site offers event calendars, dark sky site listings, equipment for sale, newsletters, and a rich archive of past speaker videos dating back to 2008.
http://stormpursuit.com/
Paul Stofer's StormPursuit is a comprehensive storm chasing hub featuring chase accounts, live streaming, tornado photography, and real-time severe weather tools including radar, satellite, and mesoscale outlooks. The site offers an impressive archive of storm structure photos, hail and lightning images, and educational resources for anyone fascinated by severe weather.
https://physlink.com/
Founded in 1995 by physicist Anton Skorucak, PhysLink.com is a comprehensive online portal covering physics and astronomy through reference materials, expert Q&A, physical constants, calculators, and educational articles. Visitors can explore everything from quantum mechanics and general relativity to astronomy news, Nobel Prize info, and even physics humor and cartoons.
https://castfvg.it/galassie/indexgal.htm
An extensive galaxy catalog reference compiled by the Circolo Astrofili Talmassons (C.AS.T.), an Italian astronomy club, featuring member-photographed images organized across major catalogs including NGC, UGC, IC, PGC, Messier, and VCC. The site covers thousands of galaxies alongside deep sky objects, quasars, and galaxy clusters, making it a remarkable visual archive built collaboratively since 1996.
https://n5yk.tripod.com/
Randy Ashley (callsign N5YK) shares his personal homepage centered on amateur ham radio, with interests in contesting, 6 meter band, DXing, and RTTY operating from McAllen, Texas. The site also touches on his secondary hobbies of scuba diving and Dutch oven cooking, with links to local Rio Grande Valley ham radio clubs and related resources.
https://flintriverastronomy.org/
The Flint River Astronomy Club (FRAC) is a Georgia-based astronomy club serving the Griffin area, hosting monthly meetings, public observing events at Indian Springs State Park, and club observing weekends at Joe Kurz WMA. Members have access to observing lists, tools, national awards, newsletters, and articles, making this a well-rounded hub for amateur astronomers in the region.
https://naqcc.info/
The North American QRP CW Club (NAQCC) is a free-to-join nonprofit organization dedicated to promoting low-power amateur radio operation using Morse Code and simple wire antennas. Members can participate in contests, sprints, challenges, and CW nets, with resources to help hams of all skill levels improve their CW speed and proficiency.
https://www.qsl.net/wb3gck/index.htm
Craig LaBarge (WB3GCK) shares decades of ham radio experience dating back to 1974, with a focus on QRP (low-power) portable operations using CW and digital modes across HF bands. The site features field operation reports from parks and beaches, a project notebook, Morse code resources, and emergency communications materials for Chester County ARES/RACES.