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://astrosurf.com/jordigallego
Jordi Gallego's deep sky astrophotography site showcases stunning images captured since 2008 from his private Fosca Nit Observatory in Àger, Spain, one of southern Europe's darkest sky locations. The site combines aesthetic long-integration imaging with technical depth, including full equipment and processing notes per image, plus a dedicated section for exoplanet transit photometry observations.
http://astronomynv.org/
The Astronomical Society of Nevada (ASN) has been promoting astronomy education and public outreach since 1934, making it one of the longer-running amateur astronomy clubs in the region. Visitors can find club membership info, meeting schedules at the Fleischmann Planetarium in Reno, observing resources, photo galleries, and details on events like Messier marathon nights.
https://norwichastro.org.uk/useful-links
The Norwich Astronomical Society maintains this curated links page pointing visitors to national bodies, local clubs, observatories, and online resources for amateur astronomers in the UK. Based at Seething Observatory in Norfolk, the society offers a well-organized gateway to stargazing locations, observing programmes, and space science topics including meteorites and solar sails.
https://dra73.org/
The Delaware Repeater Association (DRA) is a ham radio club founded in 1973 that maintains repeaters across Delaware and holds quarterly in-person meetings at the Route 40 Diner in Bear, DE with a Zoom option for remote members. The site covers club membership, dues, leadership, meeting schedules, and links to regional amateur radio resources including ARES groups and VE testing.
https://unifiedmicro.com/
Unified Microsystems is a small company specializing in amateur radio hardware and electronic development products, including CW keyers, receive antenna systems, sound card interfaces, and Arduino shields. Their product catalog serves ham radio operators and electronics hobbyists with unique kits and modules available through authorized dealers like DX Engineering and Ham Radio Outlet.
https://w5ks.org/
The Lawton Fort Sill Amateur Radio Club (W5KS) is a nonprofit ham radio club based in Lawton, Oklahoma, serving the community since 1949 with a focus on disaster preparedness, STEM education, and operator training. Visitors can find meeting schedules, upcoming net frequencies, free Morse code training sessions, and license testing events hosted by this ARRL-recognized club.
http://amesastronomers.org/
The Ames Area Amateur Astronomers (AAAA) is a non-profit 501(c)3 club based in Ames, Iowa, dedicated to sharing the wonders of the night sky through outreach events, club meetings, and the annual Iowa Star Party. Members gain access to a newsletter, astronomy updates, and the club's observatory at McFarland Park, making it a great hub for both beginners and seasoned stargazers in central Iowa.
https://eaae-astronomy.org/blog
The European Association for Astronomy Education (EAAE) maintains this blog to share the latest astronomical discoveries and news, covering topics like black holes, supernovae, and planetary science. It also promotes educational initiatives such as the annual 'Catch a Star' contest, which encourages young students across Europe to engage with astronomy research.
http://skymaps.com/
Skymaps.com, created by Kym Thalassoudis, offers free monthly sky maps and star charts in PDF format to help amateur and professional skywatchers explore constellations, planets, and comets. The site also features a curated store with planispheres, star atlases, telescopes, and astronomy books for all skill levels.
https://warc1.org/
The Wichita Amateur Radio Club (WARC) has been serving Kansas ham radio enthusiasts since 1932, making it one of the longer-running amateur radio clubs in the region. The site features news about Field Day operations, repeater information, licensing resources, and club activities including visits from Wichita's mayor during Amateur Radio Week.