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://qsl.net/tasma
The Two-Meter Spectrum Management Association (TASMA) is a group dedicated to managing and coordinating the two-meter amateur radio band. This page is a minimal redirect notice pointing visitors to the organization's new home at www.tasma.org.
https://rokonshimo.neocities.org/
Tangle's personal corner of the web belongs to an autistic Australian graduate student of Space Science with wide-ranging interests and ambitious creative projects. The site features a blog, character bios, and various personal sections, all wrapped in a warm and quirky introduction that hints at much more content to come.
https://taygeta.com/random/gaussian.html
Taygeta Scientific Inc. presents a technical reference on generating Gaussian pseudo-random numbers using the Box-Muller transformation, written by Dr. Everett (Skip) F. Carter Jr. The page includes code examples, a step-by-step Weibull distribution walkthrough, and an academic reference list covering stochastic modelling and Monte Carlo methods.
https://www.vkham.com/
VKHam is a comprehensive Australian amateur radio resource hub run by VK2CA, featuring over 12,000 QSL card images, a directory of 1800+ VK callsigns, repeater maps for all Australian states, and an extensive electronics and kit manual library. Visitors can look up VK callsigns, browse DX information, access frequency and Morse code references, and even post classified ads for ham radio equipment.
http://hfpower.com/
ACOM is a manufacturer of HF linear amplifiers and related amateur radio equipment, including the flagship ACOM 2000A automatic amplifier and the ACOM 1000A. The site serves as a product hub for serious ham radio operators seeking high-power amplification solutions built around tubes like the Svetlana 4CX800A.
http://iw5edi.com/ham-radio/818/ham-radio-2012?qsl-maker%2C63=
IW5EDI Simone is an Italian ham radio operator's comprehensive site covering antennas, software tools, technical articles, and operating guides for amateur radio enthusiasts. Visitors will find an impressive range of homebrew antenna projects, digital mode interfaces, amplifier repairs, and links to top amateur radio websites.
https://marc-hq.org/
The Motorcycling Amateur Radio Club (MARC) is a community group that combines motorcycle riding with ham radio operation to support charity fundraising events like Bike MS rides in Southern California. The site includes a tech center, photo gallery, newsletters, event calendar, and membership information for riders and operators who want to combine their passions while giving back.
https://jonasparnow.xyz/
Jonas Parnow's curated blog collects 59 handpicked articles, films, podcasts, and data visualizations focused on the climate crisis, from India's solar energy rise to European wildfires. Each entry is carefully selected and contextualized, making it a thoughtful and opinionated guide to understanding the accelerating climate emergency.
https://www.qsl.net/wb1asl
WB1ASL's personal ham radio page dedicated to vintage 'boatanchor' radio equipment, featuring Rich's own collection including a Hammarlund HQ-170 and a Lil' LuLu prototype. The site also curates shortwave listening links including Glenn Hauser's World of Radio and DXing resources for radio enthusiasts.
https://golem.ph.utexas.edu/string/index.shtml
The String Coffee Table is a collaborative group blog hosted at the University of Texas at Austin, bringing together physicists to discuss string theory, loop quantum gravity, conformal field theory, and related advanced topics. Posts make heavy use of MathML for rendering equations, and contributors include researchers like Urs Schreiber and Lubos Motl, making it a rich academic resource for cutting-edge theoretical physics.