Science & Nature
1413 sites
Subcategories:
- Astronomy & Space (390)
- Chemistry (7)
- Earth Sciences (24)
- Biology (76)
- Physics (29)
- Mathematics (51)
- Weather & Climate (100)
- Amateur Radio (681)
- Electronics (45)
https://www.qsl.net/f1fla
The personal ham radio page of F1FLA, Jouffroy Jean-Jacques, a French amateur radio operator based in Lessard le National. The site focuses on amateur radio topics including EME (Earth-Moon-Earth) communication and antennas, hosted on the well-known QSL.net amateur radio platform.
https://astropublishing.com/
Astro Publishing offers a free multilingual astronomy magazine available to read and download in full, with a mission to bring astronomy culture to the widest possible audience. All issues can be accessed directly from the site, which is notable for its strict no-tracking, no-cookie privacy policy.
https://qsl.net/k1ncr
The North Country Amateur Radio Club (K1NCR) serves ham radio operators in northern New Hampshire and Vermont, with meeting announcements, member callsigns, and coverage of their annual Field Day operations. The site features Real Video footage of members operating 40-meter phone and CW, links to regional repeater clubs, and introductory info for those curious about getting their ham license.
https://spacew.com/
Solar Terrestrial Dispatch is a 36-year-old space weather service offering near real-time auroral activity mosaics, solar wind data, X-ray flux readings, and experimental flare prediction heatmaps updated every two minutes. Visitors can track geomagnetic conditions, monitor the electrical power grid demand, and view stunning satellite imagery of aurora activity over both hemispheres.
https://observing.skyhound.com/
Observing at Skyhound is a long-running amateur astronomy resource from the creator of SkyTools 3, offering deep sky observing guides, comet chasing updates, monthly observing information, and a growing handbook of articles. Dating back to 1999, the site blends personal observing experience with practical tools and links for serious amateur astronomers.
http://hamgallery.com/
The K8CX Ham Gallery, run by operator K8CX, is a sprawling archive of ham radio history featuring a QSL Card Museum, rare DX sound clips spanning decades from the 1930s onward, and photo galleries from the legendary Dayton Hamvention going back to 1957. With searchable databases, DXCC entity tracking, Hall of Fame lists, and DXpedition galleries, it is an exceptional resource for amateur radio enthusiasts and historians alike.
https://plaws.net/
Peter Laws has maintained this personal page since 1994, with amateur radio as its clear centerpiece, including newsletters from the University of Arkansas Amateur Radio Club dating back to 1992 and numerous presentations and videos on topics like satellites, DXLab, and outdoor warning sirens. The site also touches on scanning, trains, and AI, but the depth of ham radio content spanning three decades makes it a genuine archive for radio enthusiasts.
http://astronautica.com/owds.html
Other Worlds, Distant Suns, maintained by Garber Astronautics, is a detailed catalog of extrasolar planets featuring individual pages for dozens of star systems like 51 Pegasi, Gliese 876, and upsilon Andromedae. The site stands out for its interactive VRML 3D visualizations of extrasolar systems, observing guides for both celestial hemispheres, and curated links to leading researchers like Geoff Marcy and Jean Schneider.
https://www.qsl.net/wb0ydi
David E. Koopman (WB0YDI) shares his ham radio shack page, featuring links to callsign databases, ARRL, AMSAT, SSTV resources, and FCC exam practice. A Minnesota-based Extra Class licensee and St. Paul Radio Club member, Dave also includes a jukebox feature and QSL card information for fellow operators.
https://w7eca.org/
The Great Falls Area Amateur Radio Club (W7ECA) is a ham radio club serving operators in Cascade County and surrounding North Central Montana. The site covers club membership, repeater information, ARES emergency communications, and events like Field Day and the historic Glacier Waterton Hamfest.