As of 2022 visible at: https://www.nature.com/scitable
Apparently they had a separate URL as just https://scitable.com, so they were somewhat serious about it before shutting it down.
As of 2022 marked:
This page has been archived and is no longer updatedRIP.
https://www.nature.com/scitable/blog/student-voices/ has last entry 2015, so presumably that's the shutdown year.
Using our platform, you can customize your own eBooks for your students. Create an online classroom. Contribute and share content and connect with networks of colleagues.so quite related to OurBigBook.com.