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://lakeneosho.org/King1.html
Professor of Geology Norman R. King documents the Pennsylvanian-age rock exposure uncovered during I-170 highway construction in St. Louis, Missouri, with detailed photographs and technical discussion of the Altamont Formation. This site is a niche academic resource for geology enthusiasts and paleontologists interested in Carboniferous stratigraphy and fossils from the American Midwest.
https://marsradio.org/
Branson Repeaters serves the Missouri Ozarks Tri-Lakes area with a network of linked ham radio repeaters on 2 meters, 1.25 meters, and 70 cm, plus digital nodes connecting YSF, DMR Brandmeister, AllStarLink, and EchoLink. The site provides repeater frequencies, coverage details, hosted net schedules including a Skywarn Youth net, and local Branson weather from NOAA.
https://qsl.net/scoutradio
Scout Radio appears to be a site dedicated to amateur radio activities within the Scouting community, combining two classic youth and hobbyist traditions. The image-heavy layout and QSL.net hosting strongly suggest this is a ham radio club or station operated by or for Scout groups.
https://qsl.net/rz1ak/mail.html
The personal ham radio page of RZ1AK, a Russian amateur radio operator, featuring information on how to send letters and QSL cards to Russia. Hosted on the classic QSL.net network, this page offers a glimpse into the international correspondence culture of the ham radio community.
https://itis.gov/
ITIS is the official Integrated Taxonomic Information System, a partnership between U.S. federal agencies and global specialists providing authoritative scientific names and taxonomic classifications for plants, animals, fungi, and microbes worldwide. Researchers and biodiversity professionals can search by common name, scientific name, or TSN identifier, access hierarchical taxonomic reports, and download the full database for integration into their own projects.
https://assa.org.au/
The Astronomical Society of South Australia (ASSA) is an active community organization offering public and member viewing nights, monthly meetings, and astronomy resources for all skill levels. The site features a rich collection of guides covering astrophotography, comets, variable stars, Aboriginal astronomy, and solar system events, plus details on observing sites like Stockport Observatory.
http://coolwx.com/record
CoolWx tracks unofficial record-breaking temperatures across the globe, cataloging high and low temperature records from over 3,800 weather stations dating back to July 2010. Visitors can explore historical animations of weather patterns by region and time period, as well as ranked lists of the most prolific record-breaking days in recent climate history.
https://westernsoundscape.org/
Housed at the University of Utah's J. Willard Marriott Library, the Western Soundscape Archive offers thousands of audio recordings of animal species and ambient environments across eleven western U.S. states and the Arctic National Wildlife Refuge. Visitors can search or browse recordings of over 570 bird species, frogs, toads, reptiles, mammals, and wild landscape soundscapes contributed by volunteers, government agencies, and conservation groups.
https://vvara.org/
The Verde Valley Amateur Radio Association (VVARA) serves ham radio enthusiasts in North-Central Arizona, hosting regular club meetings, training presentations, and multiple weekly nets including trivia and rag chew sessions. The site also features a live weather station and camera feed from Mingus Mountain, making it a useful local hub for both radio operators and weather watchers.
https://bangladeshtornadoes.org/mytornadochases/mychases.html
Jonathan D. Finch documents his storm chasing expeditions from 1993 to the present, with detailed accounts of each chase including target areas, driving routes, and close encounters with tornadoes across the Great Plains. A fascinating firsthand record spanning decades of severe weather pursuit, complete with photos captured from video footage and narrative logs of near-misses with significant tornadoes.