Stipend, tuition, and fees. Health insurance is not covered.
You have to reapply since you would likely want to implement some updates to your application based on the feedback you received.
No. We welcome applications from any qualified student or postdoc based at a U.S. institution!
No. you must be studying/working in the U.S.
Typically in January/February and July/August; you will arrive in Blacksburg on Sunday, and head home on the following Friday. All associated costs are reimbursable (minus a dinner or two).