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://netside.net/starhustler
The official web home of 'Star Gazers,' the world's only weekly PBS television series dedicated to naked-eye astronomy, hosted by the legendary Jack Horkheimer. Visitors can stream current and past video episodes, browse show scripts, read FAQs, and find local astronomy clubs and planetariums.
https://fars.k6ya.org/
The Foothills Amateur Radio Society (FARS) serves amateur radio enthusiasts across the southern San Francisco Peninsula, including Los Altos, Palo Alto, and Mountain View. The site offers meeting schedules, repeater information, newsletters, membership management, educational resources, and details on special events like ARRL Field Day and the Electronics Flea Market.
https://delmarvastargazers.org/
The Delmarva Stargazer Society was an amateur astronomy club founded in 1993 on the Delmarva Peninsula that ran star parties at three dedicated dark sky sites until disbanding in 2019. This archived site preserves the club's history, newsletters, by-laws, and meeting minutes, and is maintained by member Michael Lecuyer who still brings telescopes out for public viewing in Wyoming, Delaware.
https://cobaltpet.blogspot.com/
Run by a Northern California hobbyist known as 'weatherall', this blog chronicles shortwave and mediumwave radio listening with detailed reception reports, SIO signal quality codes, station identifications, and portable receiver reviews. Covering international broadcasters, number stations, utility signals, NDB logs, and DXing tips, it's a thorough record of the hobby for fellow shortwave enthusiasts.
https://repeater-builder.com/
Repeater Builder is a dedicated resource for amateur radio enthusiasts focused on building, modifying, and maintaining repeater systems. The site dives into the technical side of ham radio infrastructure, making it a go-to reference for hobbyists who want to construct or upgrade their own repeaters.
https://deepimpact.astro.umd.edu/
The official University of Maryland archive for NASA's Deep Impact mission, which sent a spacecraft to collide with comet Tempel 1 in 2005 and later extended its mission as EPOXI to observe comet Hartley 2 and distant exoplanets. The site preserves science results, image and video galleries, team member profiles, and mission history through the spacecraft's final loss of contact in 2013.
https://radio-astronomy.org/
The Society of Amateur Radio Astronomers (SARA) is a membership organization dedicated to the practice and promotion of radio astronomy among hobbyists, students, and educators. The site offers a wealth of resources including a peer-reviewed journal, educational guides for getting started, student grant programs, project sections, and details about annual conferences held across the United States.
https://coral.shoes/
Xenia (coral) is an electrical engineering student and licensed ham radio operator (SA6NYA) at Chalmers University who shares her photography, programming experiments, and radio hobby on this personal site. Highlights include a film photography album, clever JavaScript-free web experiments, a brainfuck calculator, and a self-built interactive Morse code trainer she made while learning CW.
https://hurricanecity.com/
HurricaneCity, maintained by Jim Williams for over 25 years, is a comprehensive Atlantic hurricane tracking resource featuring a city and island database of historical landfalls, rankings, storm data by year, and the best-performing forecast model comparisons. Visitors can explore hurricane history by state, track current tropical systems, and access a wealth of tools including reconnaissance data, El Nino information, and multimedia archives like Hurricane TV and a radio show.
https://rochesterastronomy.org/snimages
Bright Supernova, maintained by David Bishop, is a dedicated tracking resource for bright supernovae observations and images. This redirect page points to a larger archive at RochesterAstronomy.org, suggesting a substantial collection of supernova data and imagery for amateur and professional astronomers alike.