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://chebucto.ns.ca/~aa063
Mike Boschat's astronomy page celebrates 60 years of stargazing from Halifax, Nova Scotia, covering lunar, solar, meteor, and noctilucent cloud observations with an impressive collection of Soviet-made telescopes and binoculars. The site includes astro images, SOHO discoveries, links to clear sky clocks, light pollution maps, and a vast collection of astronomy resources alongside the author's work with the Aeronet Sunphotometer at Dalhousie University.
https://www.qsl.net/g3ral
A QSL.net hosted page for the callsign G3RAL, pointing to an amateur radio operator's personal directory on the network. The sparse file index suggests a personal ham radio page typical of the QSL.net hosting platform, where licensed operators share station info and radio-related content.
https://qsl.net/rmnarc
The Rocky Mountain Navy Amateur Radio Club (K0USN) is a military-themed ham radio club founded in 1999 to honor active duty, retired, and separated Navy personnel while promoting amateur radio operation and technical training. The site lists club officers with their callsigns and military ranks, and links to pages covering upcoming events, members in action, and contest victories.
http://deepskystacker.free.fr/english/index.html
DeepSkyStacker is a free software tool designed for astrophotographers who want to stack and process deep-sky images to reveal faint celestial objects. The site offers downloads, screenshots, a user manual, FAQ, technical details, and tutorials for getting the most out of the application.
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.
https://solarviews.com/cap/index
Created by Calvin J. Hamilton, Views of the Solar System is an expansive photo gallery cataloging images of every planet, moon, asteroid, comet, and deep-space phenomenon in our solar system and beyond. With hundreds of categorized photos organized by target and feature type, including spacecraft missions like Cassini, Voyager, and Curiosity, it serves as a rich visual reference for space enthusiasts and students alike.
https://mkas.org.uk/
The Milton Keynes Astronomical Society (MKAS) has been bringing together stargazers in the UK since 1972, offering public observing sessions, fortnightly lectures, astrophotography workshops, and youth programs. Their site features an astro calendar, photo gallery, equipment hire, observing aids, and a live aurora forecast, making it a practical hub for both beginners and experienced astronomers in the region.
https://n8ara.org/
The Newark Amateur Radio Association (N8ARA) serves ham radio enthusiasts in central Ohio, providing a community hub for licensed operators in the Newark area. Visitors can learn about club membership, meetings, and local amateur radio activities in the region.
https://pskreporter.info/
PSK Reporter is a real-time propagation reporting network for amateur radio digital modes, collecting reception data from operators worldwide to show where signals are being heard. Built by Philip Gladstone, it supports modes like FT8 and PSK31, offers map displays and statistics, and even contributes data to ionospheric research and government licensing investigations.
http://lavajunkie.com/gallery.html
Lavajunkie.com is a passionate photography gallery dedicated to the volcanic activity of Kilauea, Hawaii, featuring extensive collections of lava flows entering the Pacific Ocean, surface flows, dawn shots, and even images purportedly showing the Hawaiian volcano goddess Pele. With over 20 gallery pages organized into themed collections, this site captures the raw spectacle of new earth being formed and invites armchair lava junkies to experience the phenomenon from their screens.