The perfect storm of astronomical events means that this is a wonderful week to watch Mars in the night sky, appearing larger and brighter than usual and making itself easy to spot next to a full Cold Moon. And even if you have cloudy skies or can't make it outside, you're still in luck: There are plenty of opportunities to see Mars at its best this week thanks to several free online livestreams.
On Wednesday (Dec. 7), the Griffith Observatory in Los Angeles, California will host a free online livestream (opens in new tab) of the lunar occultation of Mars. The broadcast will begin at 9 p.m. EST (0200 GMT on Dec. 8), weather permitting. Mars will disappear behind the moon at 9:31 p.m. EST (0231 GMT) and reappear one hour later.
Mars online free
The Virtual Telescope Project (opens in new tab) will host a free livestream of the moon occulting Mars at opposition. The broadcast will begin at 10 p.m. EST on Thursday (0300 GMT on Dec. 9) and can be found on the project's YouTube channel (opens in new tab).
Brett is a science and technology journalist who is curious about emerging concepts in spaceflight and aerospace, alternative launch concepts, anti-satellite technologies, and uncrewed systems. Brett's work has appeared on The War Zone at TheDrive.com, Popular Science, the History Channel, Science Discovery, and more. Brett has English degrees from Clemson University and the University of North Carolina at Charlotte. In his free time, Brett is a working musician, a hobbyist electronics engineer and cosplayer, an avid LEGO fan, and enjoys hiking and camping throughout the Appalachian Mountains with his wife and two children. "}; var triggerHydrate = function() window.sliceComponents.authorBio.hydrate(data, componentContainer); var triggerScriptLoadThenHydrate = function() var script = document.createElement('script'); script.src = ' -8-2/authorBio.js'; script.async = true; script.id = 'vanilla-slice-authorBio-component-script'; script.onload = () => window.sliceComponents.authorBio = authorBio; triggerHydrate(); ; document.head.append(script); if (window.lazyObserveElement) window.lazyObserveElement(componentContainer, triggerScriptLoadThenHydrate); else triggerHydrate(); } }).catch(err => console.log('Hydration Script has failed for authorBio Slice', err)); }).catch(err => console.log('Externals script failed to load', err));Brett TingleySocial Links NavigationEditor, Space.comBrett is a science and technology journalist who is curious about emerging concepts in spaceflight and aerospace, alternative launch concepts, anti-satellite technologies, and uncrewed systems. Brett's work has appeared on The War Zone at TheDrive.com, Popular Science, the History Channel, Science Discovery, and more. Brett has English degrees from Clemson University and the University of North Carolina at Charlotte. In his free time, Brett is a working musician, a hobbyist electronics engineer and cosplayer, an avid LEGO fan, and enjoys hiking and camping throughout the Appalachian Mountains with his wife and two children.
"Since the Web is a changing world, readers should note that these Web sites were as annotated on the date the member reviewed the site. Reviewing previous lists is not part of the charge of the Committee (formerly the Task Force on the Best of Free Reference Web Sites). However, we will make note of updated links, or other very substantial changes (such as a conversion from free to fee-based), if they are brought to our attention." RUSA Quarterly Fall 2001.
ChooseMyPlate.gov, Whether you are a vegetarian or meat lover, want to lose weight, up your physical activity, or find daily eating-healthy tips, ChooseMyPlate.gov has answers to your questions. Users can set calorie goals, find sample menus and food plans here. MyPlate helps to build a healthy plate of food covering all five food groups. The site includes SuperTracker an online tool to track, plan, and guide food selections. It provides tips on how to increase physical activity. The site has information for consumers of all age groups and also for professionals.Author/Publisher: United States Department of AgricultureFree/Fee based: FreeDate reviewed: March 8, 2013
Codecademy, "Learn to code interactively, for free." Codecademy teaches the basics of JavaScript, HTML, Ruby, Python, and more using free interactive web-based lessons. The learner starts coding right from the beginning, and the lessons are contained within the website, so it doesn't require any installation or downloading. Users are asked to register in order to keep track of their progress. There is also a large and active community of users who provide support and work on projects together.Author/Publisher: CodecademyFree/Fee based: FreeDate Reviewed: 1/31/2013
Coursera, Coursera partners with top universities and professors to offer courses online free to anyone. Courses are offered in a wide range of topics (23 categories) including biology, business, computer science, humanities, mathematics, medicine, social sciences and many more. There are over 2.8 million participants and 325 courses offered at 62 participating universities worldwide (four continents & five languages). This site is appropriate for college students or those individuals wishing to continue the pursuit of life-long learning.Author/Publisher: Coursera - an educational technology company founded by Stanford University computer science professors Andrew Ng and Daphne Koller.Free/Fee-based: FreeDate reviewed: 2/28/13
DOAB: Directory of Open Access Books, DOAB's primary purpose "is to increase discoverability of Open Access books." To be included in this directory, a book must be "available under an Open Access license (such as a Creative Commons license)" and "subjected to independent and external peer review prior to publication." Currently, there are 1,272 academic books from 35 publishers, almost all published within the last 10 years or less. Both a simple keyword search and advanced search are possible. The advanced search allows the user to specify what to search: Title, ISSN/ISBN, Author, Keyword, Abstract, or Publisher. At time of review, titles in this database are in English, German, Italian, Dutch, or Russian. Books can be downloaded in pdf or read online. This is a growing collection of academic books appropriate for students or casual readers interested in having access to reasonably current, freely available ebooks.Author/Publisher: OAPEN FoundationFree/Fee-based: FreeDate reviewed: 2/24/2013
Journalist's Resource, The Journalist's Resource project is run by staff and graduate students at the Harvard Kennedy School. It offers access to scholarly reports and papers on a wide range of topics of interest to media practitioners, educators, students and others. To be included, research must generally be empirically based, peer-reviewed, published and the product of a major university, government body or nonpartisan research organization. The reference section offers information, and links to online tutorials, on core journalism skills such as interviewing, style, ethics and more. The site also offers syllabi for educators.Author/Publisher: Joan Shorenstein Center on the Press, Politics and Public Policy-Harvard UniversityFree/Fee-based: Free. Operates under a creative commons license.Date reviewed: 3/6/13
LibriVox, This site provides free access to the audio version of the classics found in the public domain. Most of the texts come from the Project Gutenberg site and include a variety of authors such as Dickens, Victor Hugo, James Joyce, Mark Twain, and Tolstoy. Volunteers provide the audio to the numerous works founds in this resource. Visitors can search the LibriVox Catalog to search a title or author. They can also view recently added titles or browse the entire collection. There are also audiobooks in other languages including German, French, Italian, Japanese, Chinese, and Spanish just to name a few. All audio files can be accessed on a computer or downloaded to any MP3 or portable audio player. They are available in a variety of MP3 or other audio formats. An entire work or individual chapters can be downloaded. This site should also help individuals who want to improve their foreign language and/or reading skills.Author/Publisher: LibriVoxFree/Fee-based: FreeDate reviewed: 2/28/13
Media History Digital Library, The history of American cinema, broadcasting and recorded sound can be found in trade magazines and other journals. The Media History Digital Library seeks to make these materials in the public domain widely available for free. By digitizing collections of classic media periodicals in the public domain the Media History Digital Library is able to make extensive runs of periodicals available online. The current selection available includes: Business Screen (1938-1973), The Film Daily (1918-1936), International Photographer (1929-1941), Journal of the Society of Motion Picture Engineers (1930-1949), Journal of the Society of Motion Picture and Television Engineers (1950-1954), The Educational Screen (1922-1962), Motion Picture [Magazine] (1914-1941), Moving Picture World (1907-1919), Photoplay (1914-1940), Radio Age: Research, Manufacturing, Communications, Broadcasting, Television (1942-1957), Radio Broadcast (1922-1930). A list of "Select Holdings" is available on the Collections page ( ). Tip: To access the collection click on the icon/triangle next to the title.Author/Publisher: Media History Digital LibraryFree / Fee-based: FreeDate Reviewed: 3/6/2013
SAH Archipedia : Classic Buildings, -archipedia.org/The SAH Archipedia is an authoritative online encyclopedia of the building world published by the Society of Architectural Historians and the University of Virginia Press. Within this site users will find histories, photographs, and maps for more than 8,500 structures and places. This site also includes landscapes, monuments, artwork, and more. This content is from the Buildings of the United States (BUS) book series and includes content from 12 of the BUS volumes including Massachusetts, Rhode Island, Pennsylvania, the District of Columbia, Virginia, West Virginia, Michigan, Iowa, Colorado, Nevada, and Alaska. This content demonstrates the richness and diversity of architecture and building practices across many centuries. This collection is expected to grow as more of the BUS series is digitized.Author/Publisher: Society of Architectural Historians and the University of Virginia PressFree / Fee-based: FreeDate Reviewed: 3/6/2013 2ff7e9595c
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