Bill Nelson: “Are you following our former military members and the traumatic brain injury there, and seeing if that produces CTE?”

All of us have a responsibility to protect our home planet. After all, it's the only one we have.

It is critical that NASA remain focused on its core mission.

that would mean 25 percent less fuel, which is a good thing for the airlines, but might also be a good thing in the overall energy policy of the country.

Not only work with you, we want it to work, because the Habitable Worlds, which is one that we go in the 2040s, we have got to start it now.