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://learningastronomy.com/
LearningAstronomy.com appears to be an educational resource focused on astronomy, though the page content is extremely sparse with only a single image loaded. The domain name strongly suggests a site aimed at introducing beginners to astronomy concepts and space science.
https://ve9aa.tripod.com/
Michael Smith (VE9AA) shares his passion for 6-meter DX operating from New Brunswick, Canada, with station photos, antenna builds, and a VE 6m firsts list tracking rare country contacts on the "magic band." Licensed since 1978 and active on 50MHz since 1991, his site chronicles a dedicated pursuit of 125 countries worked on 6m along with EME project plans and contest activity.
http://pictures.ed-morana.com/
Ed Morana's personal astronomy photo and video archive documents rare celestial events including total solar eclipses, Venus and Mercury transits, ISS transits, asteroid occultations, and the Northern Lights. The collection spans events from 2006 through 2024, with time-lapse composites and an Android app for ISS transit prediction making it a genuinely useful resource for amateur astronomers.
http://maps.seds.org/Const/const_family.html
Hosted on the SEDS (Students for the Exploration and Development of Space) server, this reference page catalogs the traditional constellation families of the night sky, grouping constellations like the Ursa Major family, the Zodiac, and the La Caille southern sky instruments. Each constellation entry links to deeper information, making it a useful guide for amateur stargazers learning to navigate the celestial sphere.
http://hanssummers.com/
Hans Summers (G0UPL) shares his deep passion for radio, electronics, and computing through dozens of detailed project pages covering QRSS beacons, WSPR kits, homebrew transmitters, Nixie clocks, frequency counters, and more. The site is a treasure trove for QRP enthusiasts and homebrewers, showcasing everything from crystal radios to synthesizer design and the popular QRP Labs kit lineup.
https://compadre.org/osp
The Open Source Physics project, supported by NSF and the AAPT, provides free computational curriculum resources including simulations, modeling tools, and student worksheets designed to help learners explore physical phenomena through computer modeling. Highlights include the Tracker video analysis tool and Easy Java Simulations (EJS) framework, making it a comprehensive hub for physics educators and students at all levels.
http://capitalastronomers.org/
The National Capital Astronomers is a Washington D.C. metro area nonprofit astronomy club founded in 1937 at the US Naval Observatory, offering monthly star talks, public telescope events at Rock Creek National Park, and science fair outreach programs. Members and visitors can find meeting lecture videos, telescope-making workshop info, stargazing tips, and membership details for this long-running amateur astronomy society.
https://qsl.net/ve6ria
A QSL.net-hosted page belonging to the amateur radio operator with callsign VE6RIA, a Canadian ham radio licensee. The site appears to be a personal radio operator page on the popular QSL.net hosting platform for ham radio enthusiasts.
https://skyinmotion.com/chase
A detailed archive of storm chasing expeditions spanning nearly two decades, with logs organized by year covering locations across the Great Plains and beyond. Each entry includes photos, videos, maps, and written accounts of individual chase events, making it a compelling record for anyone fascinated by severe weather.
https://qth.com/sos
The Sultans of Shwing is the group page for ham radio operators Mike K9NW, Chad WE9V, and Scott KA9FOX, centered around their legendary annual parties at the Dayton Hamvention stretching back to 1995. The site features years of party photos, links to contesting and DX resources, and the irreverent humor of the ham radio contest community.