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"Knowledge is of two kinds. We know a subject ourselves,
or we know where we can find information upon it."

- Samuel Johnson

SEP 2023

Previous Archives

9/1/23    Sketchplanations
   Explaining the world one sketch at a time.
9/2/23    The Best Places to Live in America
   From burgeoning tech hubs to historic New England hamlets, these towns offer great jobs — and homes you can really afford.
9/3/23    6 simple astronomy experiments you can do at home
   Try these experiments using household items and illustrate the mechanics of the Solar System.
9/4/23    History of Labor Day
   Labor Day pays tribute to the contributions and achievements of American workers and is traditionally observed on the first Monday in September.
9/5/23    Super Tunnel Simulator
   SuperTunnel is an educational tool that simulates a hole through Earth, indicating where in the world you would end up if you were to dig in a certain direction
9/6/23    Living Wage Calculator
   Families and individuals working in low-wage jobs make insufficient income to meet minimum standards given the local cost of living. We developed a living wage calculator to estimate living costs in your community or region based on typical expenses. The tool helps individuals, communities, and employers determine a local wage rate that allows residents to meet minimum standards of living.
9/7/23    UFO Discovery
   This is data from the National UFO Reporting Center indexed by state.
9/8/23    Interactive Visited States Map
   This page features an interactive and customizable map builder showing visited states. You can use it to track your US travel history by marking the states you have previously visited! Create a beautiful custom map in a few clicks, and share it with your community.
9/9/23    The Feynman Lectures on Physics Audio Collection
   These are the tape recordings of Richard Feynman's 1961-64 Caltech Introductory Physics lectures, which form the basis of the book The Feynman Lectures on Physics. The original recordings were made on 1/4" reel-to-reel tapes, now preserved in Caltech's Archive. In 2010 the entire collection was digitized by media preservationist George Blood.
9/10/23    Public Domain Artwork
   In the last few years, several major museums and libraries have instituted an open access policy by designating most of the public domain art in their collections with a creative commons license making them available for use for any purpose with no restrictions attached. We sort through and aggregate the best of these images in one location to make them easy to discover and download.
9/11/23    Bucket-list Road Trips for Every Decade of Your Life
   There's nothing quite like being out on the open road. And as travel slowly returns, planning a truly epic, once-in-a-lifetime road trip may be the perfect reintroduction. As we grow as travelers, our tastes continue to evolve — meaning the road trip that spoke to you as a 20-something might not be suitable for you in your 40s. To get you started on your next great American adventure, we've outlined where to road trip (and what to see along the way) during each decade of your life.
9/12/23    BirdNet
   How can computers learn to recognize birds from sounds? The Cornell Lab of Ornithology and the Chemnitz University of Technology are trying to find an answer to this question. Their research focuses on detecting and classifying avian sounds using machine learning – they want to assist experts and citizen scientists in monitoring and protecting birds. BirdNET is a research platform that aims at recognizing birds by sound at scale.
9/13/23    Compare the Size of Countries
   It is hard to represent our spherical world on flat piece of paper. Cartographers use something called a "projection" to morph the globe into 2D map. The most popular of these is the Mercator projection. We hope teachers will use this app to show their students just how big the world actually is.
9/14/23    How Watches Work: What Is An Automatic Watch And What Different Types Of Winding Weights Are There?
   How Watches Work gives you an in-depth look at the history and mechanics of the self-winding mechanism.
9/15/23    Randonautica
   Developed by the global movement, The Randonauts and based on the theories stemming from the Fatum Project, the Randonautica app was created to encourage people to venture outside of their day-to-day routine by using a quantum random number generator to derive a truly random coordinate to journey to. The phenomenon has taken the world by storm and there are millions of Randonauts exploring their surroundings in nearly every country.
9/16/23    Senate Stock Watcher
   See the stock trades US Senators are making as they are reported. Get notifications when new reports are uploaded. Get insight now!
9/17/23    Waterbear
   WaterBear is the first interactive streaming platform dedicated to the future of our planet. Whatever you feel passionately about in the world of climate action, biodiversity, sustainability, community, diversity and more, WaterBear provides access to award-winning and inspirational content that empowers members to dive deeper, learn more, and take action.
9/18/23    Track Your Dollar Bill
   Check out to find out where your money has been or where it will go next.
9/19/23    Geocaching
   Geocaching is an outdoor recreational activity, in which participants use a Global Positioning System (GPS) receiver or mobile device and other navigational techniques to hide and seek containers, called "geocaches" or "caches", anywhere in the world. There are millions of geocaches hidden around the world-there are probably some near you right now. Get the free Official Geocaching app and start finding them.
9/20/23    Wolfram Alpha
   Wolfram Alpha is the awesome artificially intelligent graphing calculator that you wish you had in high school. Want to know what a function looks like? Done. Want to see how to solve an equation, step by step? Can do. Want to know the nutrition facts of a cubic parsec of fried chicken? Not a problem. Wolfram Alpha has a bizarrely broad and sophisticated suite of features, and is the student's best friend.
   Think your computer has been infected with a virus or malware? Visit This is a huge resource not just of security news, but also virus, ransomware, adware and malware removal guides.
9/22/23    FEMA: Coastal Flood Risks
   "This homepage houses all resources and mapping information related to coastal flood risks and mapping for all stakeholder groups in coastal communities nationwide. Historically, cities, towns and villages are settled around ports along the nation's coastlines, providing individuals and families opportunities for trade, jobs and transportation, recreation and relaxation. These areas are extremely important to our nation, with great economic, historic and cultural significance."

Previous Site of the Day Archives

Dec 2021 Nov 2021 Oct 2021 Sep 2021 Aug 2021 Jul 2021
Jun 2021 May 2021 Apr 2021 Mar 2021 Feb 2021 Jan 2021
Dec 2022 Nov 2022 Oct 2022 Sep 2022 Aug 2022 Jul 2022
Jun 2022 May 2022 Apr 2022 Mar 2022 Feb 2022 Jan 2022
Dec 2023 Nov 2023 Oct 2023 Sep 2023 Aug 2023 Jul 2023
Jun 2023 May 2023 Apr 2023 Mar 2023 Feb 2023 Jan 2023

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[ Search Net ] [ Facts Subject Index ] [ Facts Encyclopedia ] [ Newspapers USA/World ] [ Report Broken Links ]
[ Fast Facts ] [ First Things First ] [ Quick Reference ] [ Site Map ] [ Privacy ] [ Contact Us ] [ ]