The Philosophy section of our big Free Online Courses collection just went through another update, and it now features 90 courses. Enough to give you a soup-to-nuts introduction to a timeless discipline. You can start with one of several introductory courses.

Another quick heads up: The National’s sixth LP, Trouble Will Find Me, will be released on May 21. But, right now, you can jump over to iTunes and stream it for free on your computer or iPad (for a limited time).

A little over a year ago, we brought you a roundup of great Science Fiction & Fantasy classics available on the web. The free collection included everything from Aldous Huxley reading a dramatized version of Brave New World, to a BBC radio broadcast of Isaac Asimov’s influential Foundation Trilogy, to an audiobook version of C.S.

Back during the 1920s, Claude Friese-Greene, an early British pioneer of film, shot The Open Road, “a series of ten-minute travelogues of Britain,” which were meant “to be shown before the main feature in cinema programmes,” according to the British Film Institute.

Right now, you can find 1,520 TED Talks compiled into a neat online spreadsheet. That’s a lot of TED Talks. And the most popular one (in case you’re wondering) was delivered by Sir Ken Robinson in 2006.

In the final months of his short life, Bruce Lee wrote a personal essay, “In My Own Process” where he said, “Basically, I have always been a martial artist by choice and actor by profession. But, above all, I am hoping to actualize myself to be an artist of life along the way.

A quick heads up: Daft Punk’s fourth album, Random Access Memories, will be released on May 21. But, right now, you can hop over to iTunes and stream it for free on your computer or iPad (for a limited time).
To access the stream, simply click this link, tap the “View in iTunes” button, and then click the “Listen Now” button.

Chris Hadfield has spent the past five months on the ISS. And, if you regularly follow our site, you’ll know that the media-savvy astronaut has engaged earthlings with a steady stream of tweets, a series of educational videos (see below), and the occasional entertaining routine.

Yesterday Google released a trove of timelapse images that offers, it believes, ”the most comprehensive picture of our changing planet ever made available to the public.” Featuring a quarter-century of images taken from space by NASA and the U.S.

Carlo Zapponi, a data visualization designer at Nokia, has created a pretty splendid visualization of the 1,042 meteorites that humans have witnessed hitting our planet since 861 AD. If you click the image above, you will see the visualization in full screen mode.