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)
https://fossilguy.com/
Run by Jayson Kowinsky, FossilGuy.com is a comprehensive guide to fossil hunting and paleontology featuring field trip reports, fossil identification sheets, prehistoric animal profiles, and interviews with professional paleontologists. With content spanning from Megalodon teeth to trilobites to dinosaur news, it's a richly detailed resource for both amateur collectors and serious paleo enthusiasts.
https://www.qsl.net/n4xy/index.htm
N4XY's personal site covers a wide range of interests centered on ham radio, including QRP, homebrew equipment, boat anchors, RTTY, antennas, and telegraph keys. Beyond radio, the site branches into photography, tropical and marine fish, orchids, ferns, and family, making it a rich window into a dedicated hobbyist's world.
http://ncrg.org.au/
The Northern Corridor Radio Group (NCRG) is an amateur radio club based in Whiteman Park, Perth, Western Australia, operating callsigns VK6ANC, VK6NC, and VK6NE across contests and regular on-air activity. The site covers club meetings, licensing courses, exams, repeater status, construction projects, and events like the annual Hamfest and carboot sale.
https://themineralgallery.com/
The Mineral Gallery is a comprehensive online reference dedicated to minerals, featuring detailed descriptions, chemical formulas, physical properties, and photographs of hundreds of mineral specimens. It serves as an invaluable resource for collectors, geology students, and enthusiasts seeking in-depth information on everything from common quartz varieties to rare sulfosalts.
https://ento.csiro.au/biology/fly/fly.html
Developed by CSIRO Entomology researchers, this anatomical atlas provides detailed visual and educational reference material covering the morphology of flies (Diptera), originally built in Flash and converted to HTML in 2023. A collaboration between CSIRO and ABRS, it includes identification keys and anatomical glossaries for fly families found in Australia, making it a valuable tool for entomologists and biology students alike.
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://skokievalleyastronomers.org/
The Skokie Valley Astronomers was a beloved Illinois-based amateur astronomy club that ran for over 50 years, hosting public meetings, presentations, and events dedicated to stargazing and sky watching. The site serves as a farewell archive and resource hub, featuring newsletters, images, and links to other local astronomy clubs for members and enthusiasts to continue their passion.
http://astrosurf.com/benoit/ngc.html
A comprehensive index of the entire New General Catalogue (NGC), organized into batches of 100 objects spanning all 7,840 entries, created by an amateur astronomer named Benoit. This deep-sky reference resource gives stargazers and astronomy enthusiasts a structured way to browse every NGC object from galaxies and nebulae to star clusters.
https://westislandweather.com/
West Island Weather Station has been monitoring coastal conditions near the Cape Cod Canal in Buzzards Bay, Fairhaven, Massachusetts since 1992, offering live bay cams, tide information, and detailed monthly weather logs. The site also chronicles notable regional weather events including Hurricane Bob 1991, the Blizzard of '78, and the Buzzards Bay Oil Spill of 2003, alongside an archive of over 10,000 photos.
http://newsuperantenna.com/
Super Antenna Systems Corporation manufactures portable HF antennas designed for ham radio operators, emergency communications, and HF SSB use across all bands from 80 meters through VHF. Their flagship MP1 series antennas collapse into compact go-bag packages, making them popular for portable, mobile, backpack, and EmComm deployments worldwide.