Foundation will pay the cost of putting research.
The announcement follows a policy stipulating that research it funds must be accessible to all without charge.
Journals have been the principal means of disseminating science since the 17 century, but many still charge helfty subscription fees, and it can take years to publish.
That keeps others in the field in the dark about new results, slowing scientific progress.
Welcome trust
Gates foundation
They put publication in public view during the editorial review process.
