Academic Earth believes everyone deserves access to a world-class education, which is why we continue to offer a comprehensive collection of free online college courses from the world's top universities. And now, we take learning outside the classroom with our original series of thought-provoking videos, designed to spark your intellectual curiosity and start a conversation. Watch, learn, share, debate. After all, only through questioning the world around us, can we come to better understand it.
New material is added to Arts & Letters Daily six days a week. We continually test links for reliability. Despite our best efforts, links may fail (often only temporarily) without warning. We apologize for any inconvenience. New links are added at or near the tops of sections, with older ones sliding down the columns accordingly.
The Breathing Earth simulation Welcome to Breathing Earth. This real-time simulation displays the CO2 emissions of every country in the world, as well as their birth and death rates.
Get free online courses from the world’s leading universities – Stanford, Yale, MIT, Harvard, Berkeley, Oxford and more. This collection includes over 875 free courses in the liberal arts and sciences. You can download these audio & video courses (often from iTunes, YouTube, or university web sites) straight to your computer or mp3 player. Over 30,000 hours of free audio & video lectures, await you now. Humanities & Social Sciences Art & Art History Courses
Today’s Big Idea What's the secret to good health? It's no longer a secret, and it's actually fairly simple, even as good health is something that is very hard to achieve in our …society today. According to Dr.