Science
1,161 websites · most loved first · page 34 of 49· Tonble one of these
Recrystallized Rocketry
An old-school hobby site about amateur rocketry, full of homemade motor experiments, flight videos from cheap cameras an…
Red Panda Finder
A family tree of over 1300 zoo-born red pandas with tens of thousands of hand-tagged photos, a random-panda button and p…
Reef Builders
A saltwater aquarium blog founded in 2006 covering reef tanks, coral breeding, new gear, and the people shaping the hobb…
Reef Check
A global coral reef monitoring network that trains volunteer divers to survey reef health and publishes the resulting ci…
Regression to the Mean Girls
A playful statistics blog where data scientists apply real methods to pop culture and everyday puzzles, from modelling L…
Relativity: A Modern Primer
A short and sweet textbook on Einstein's theory of relativity, taking a modern approach for readers who want the physics…
ReptiFiles
Clear, modern care guides for reptile keepers, with articles, buying guides, and resources that replace outdated advice…
Resource Watch
An open data platform from the World Resources Institute mapping thousands of live datasets on deforestation, climate, w…
retractionwatch.wordpress.com
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Retraction Watch
A long-running blog tracking retracted scientific papers and research misconduct, offering a fascinating window into how…
Retraction Watch
A blog tracking retractions of scientific papers and investigating research misconduct, offering a candid window into ho…
Rex Research
A sprawling archive since 1982 of reports on suppressed and dormant inventions, strange technologies and experiments, so…
Richard Nakka's Experimental Rocketry
A legendary hobbyist site with exhaustive technical write-ups on building and testing amateur solid rocket motors from s…
Richie's Tesla Coil Web Page
Detailed pages on designing, building and measuring a solid state Tesla coil, with schematics, component notes and oscil…
Rigby's Encyclopaedia of the Herring
A delightfully obsessive encyclopaedia of the herring: fisheries and fishing history, natural history, curing methods, r…
Ringwatchers
A fan-run SpaceX tracking site with detailed Starship diagrams and vehicle breakdowns, made for people who follow every…
Rising Tides
An artwork by Susan Collins using cameras on floating piers on the Thames in London and the Chao Phraya in Bangkok, slow…
Robert's Rocket Project
A hobbyist's account of designing and building a liquid-fueled rocket that runs on LOX and kerosene, gathering engineeri…
Rocket & Space Technology
A detailed self-published reference on orbital mechanics, rocket propulsion, and spacecraft engineering written by an ae…
RocketLaunch.org
A reference guide to rocket launches past, present and future, with schedules, launch sites, agencies, vehicles and annu…
Roden Crater
James Turrell's decades-long project turning an extinct Arizona volcano into a naked-eye observatory, with photos of its…
Rotten Menu
A site exploring the microbiology of food fermentation, explaining how microbes turn raw ingredients into the foods and…
Royal Air Force Museum
The online collection and history archive of the RAF Museum, covering a century of British military aviation and its air…
RSPB
The Royal Society for the Protection of Birds shares species guides, nature reserve visitor information, and conservatio…
RTL-SDR
A blog covering software-defined radio projects, letting hobbyists use cheap USB dongles to listen in on satellites, air…
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