Knowledge - All posts
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Introspection provides our most direct contact with physical reality
Some authors argue introspection is our least sensory-mediated access to experience. But introspective reports are not direct neural measurement, and they can be unreliable.

Why Western astrology uses 12 signs even though the sky has 13 constellations
Why tropical astrology adheres to 12 signs, like Aries and Pisces, even though astronomers have identified 13 constellations (including Ophiuchus) on the ecliptic.
BASE: search millions of free academic papers in one place
BASE is a scholarly search engine run by Bielefeld University Library. It gathers records from university repositories and other trusted…
Open Library: a free online library that lets you borrow books like a real library
Open Library is a public, open catalog run by the Internet Archive. Its goal is simple, one web page for…
Goodreads: choose what to read next with help from friends
Goodreads is a large, free website made for people who read books. Its goal is simple, to help readers discover…
Free-eBooks.net: get free books (with a VIP plan for unlimited downloads)
Free-eBooks.net is a digital library for free reading. It hosts fiction, non fiction, academic titles, textbooks and classic literature. Readers…
Bookboon: a simple on demand library for workplace learning
“Access Bookboon” offers short eBooks, audio lessons, and live online classes that help people learn practical skills at work. Topics…
PDFBooksWorld: free online reading of public domain books, downloads need a paid membership
PDFBooksWorld is a digital library and publisher that focuses on books in the public domain, which means works whose copyrights…
Obooko: download free, legal ebooks with no fees
Obooko is a website where readers can download ebooks in English at no cost, in PDF, EPUB, or Kindle formats.…