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://gaac.us/
The Gloucester Area Astronomy Club (GAAC) is a casual, no-dues astronomy group founded in 2003 that meets monthly at the Lanesville Community Center in Gloucester, Massachusetts. The site features member photo galleries, ephemerides, aurora alerts, object rise/set times, and a calendar of events for anyone curious about the night sky.
http://worldclimate.com/
WorldClimate.com is a comprehensive database of historical weather averages for over 85,000 locations worldwide, offering rainfall, temperature, and precipitation records spanning decades. Travelers, researchers, and curious minds can look up climate normals for cities from Bangkok to Lima, making it a handy reference for trip planning, relocation decisions, or general weather curiosity.
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.
https://k3lr.com/
K3LR is the homepage of Tim Duffy's world-class amateur radio contest station, featuring a multi-operator, multi-transmitter setup that has been featured in QST, RadCom, and the Spectrum Monitor. The site showcases Team K3LR's competition activities, sponsored equipment from Icom and DX Engineering, and links to Dayton Contest University events.
https://nj2bb.org/
The Battleship New Jersey Amateur Radio Station (BNJARS) is a non-profit club operating amateur radio aboard the historic USS New Jersey museum ship in the Delaware Valley area. The site covers station information, guest operator details, WWII radio restoration projects, QSL card info, and club activities tied to promoting the battleship through worldwide amateur radio contacts.
http://lightandmatter.com/binosky/binosky.html
BinoSky, created by Benjamin Crowell, is a comprehensive guide to stargazing with binoculars, organizing the best celestial objects to observe by region of sky and season. Visitors will find detailed entries on open clusters, globular clusters, nebulae, and galaxies visible through binoculars, complete with sky maps and a data table compiled by SEDS contributor Hartmut Frommert.
http://severeweathervideo.com/
Scott McPartland is a veteran storm chaser whose site showcases his tornado, hurricane, and supercell footage captured across Oklahoma, Texas, Kansas, and beyond. Visitors can browse and purchase professionally produced DVDs documenting events like the 2011 tornado outbreak and Hurricane Katrina, with footage that has aired on The Weather Channel, Discovery Channel, and CNN.
https://wm7d.net/hamradio
WM7D dot Net is Mark A. Downing's extensive amateur radio link directory, organized into dozens of categories covering antennas, DX clusters, propagation, QRP, Morse code, satellite info, and much more. With five pages of curated links spanning everything from ARRL headquarters to shortwave and six-meter sites, it serves as a comprehensive reference hub for ham radio enthusiasts.
https://hc2ae.tripod.com/
HC2AE is a Spanish-language ham radio hub created by an amateur radio operator in Guayaquil, Ecuador, serving as a meeting point for Latin American radioaficionados. The site features a Guayaquil callbook searchable by callsign or name, DX information, contest listings, propagation resources, software links, and a chat and forum for the ham radio community.
https://k3can.us/
K3CAN's homepage belongs to a licensed amateur radio operator, identified by the FCC-style callsign K3CAN. The site appears to be a classic old-web personal page with ASCII art and a frames-based layout, offering a glimpse into the hobbyist ham radio community of the early internet era.