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/w4amc
The Brightleaf Amateur Radio Club (BARC) of Greenville, NC maintains this hub for club members and ham radio enthusiasts, featuring meeting info, membership rosters, newsletters, and emergency preparedness resources. With callsigns W4AMC, W1VOA, and W4UHS, the club covers everything from Skywarn weather spotting to DX activity links and real-time solar data.
https://swling.com/blog
The SWLing Post is a richly detailed blog dedicated to shortwave listening, ham radio, DXing, and all things radio, run by Thomas and a community of contributors. Visitors will find equipment reviews, broadcast schedules, numbers station reports, SDR guides, and news spanning pirate radio to vintage receivers.
https://w8dc.org/
The Grand Rapids Amateur Radio Association (GRARA), callsign W8DC, is a Michigan-based amateur radio club offering meetings, license testing sessions, repeater access, and annual events like Field Day and a Hamfest. The site keeps members informed with meeting announcements, minutes, newsletters, and membership information for the greater Grand Rapids area.
https://k8vsy.radio/
K8VSY is the amateur radio blog of a ham radio enthusiast who covers topics ranging from DMR hotspot upgrades and Parks on the Air activations to ham radio conventions like Hamvention 2025. The site also touches on FOSS tools, Raspberry Pi projects, and social media reflections, making it a lively personal record of life on the airwaves.
https://kyham.info/
KYHAM.INFO serves as the central hub for Kentucky amateur radio operators, providing emergency net frequencies, section emergency plans, hamfest listings, and Skywarn severe weather resources. Maintained by Dan Rubino KD9CHL, this resource connects Kentucky hams with local district information, traffic manager reports, and the KYHAM groups.io community.
https://rdelsol.com/
Rancho Del Sol Observatory is a personal astronomy site featuring articles and updates about space exploration, including NASA's Mars rover Perseverance and planetary science topics like Uranus. The site blends historical context about astronomy's milestones with news-style posts covering recent developments in space exploration.
http://rudius.net/oz2m/taclog
OZ2M's TACLog is a dedicated page for amateur radio contest logging software, likely developed by the Danish ham radio operator behind the OZ2M callsign. Visitors interested in contest operating and logging tools for amateur radio will find this a focused technical resource.
https://phaiderikos.neocities.org/
Phi's personal digital garden covers a range of technical and creative interests including electronics, music, DIY, mathematics, physics, and railways. A cozy old-web style homepage with an 88x31 button for linking, inviting visitors to explore whatever useful or interesting content Phi has cultivated here.
https://departments.bucknell.edu/biology/resources/msw3
Hosted at Bucknell University, this online database presents the complete third edition of 'Mammal Species of the World' (MSW3), edited by Don E. Wilson and DeeAnn M. Reeder, covering taxonomic and geographic reference data for all recognized mammal species. Researchers and enthusiasts can browse the full hierarchy from Order down to Subspecies, search by scientific or common name, and even export the entire taxonomy as a CSV file.
https://kb6nu.com/
Dan Romanchik (KB6NU) runs this long-running amateur radio blog covering news, equipment reviews, licensing study guides, and community happenings in the ham radio world. Notable features include No Nonsense study guides for Technician, General, and Extra class licenses, along with commentary on everything from MFJ equipment to repeater guides.