Omg. I went to a Michio Kaku "lecture" like 15 years ago. Had no idea what he was about, it just seemed like an interesting way to spend an evening.
The entire hour and a half was painting his achievements like biggest thing since sliced bread, and trying to sell his books. I am still not even sure if he's educated in his field or if he fell into it by speaking with a patronizing affect
Edit: to answer your question. I enjoyed Live Long and Evolve: What Star Trek Can Teach Us about Evolution, Genetics, and Life on Other Worlds by Mohammed Noor
but I admit I haven't read it since I began my Biology degree. I'll have to read it again!
They went from enjoying an upward trend in tourism revenue across the country, to projections of $10+b in loss within six months. They're not going to get that much money from the American citizens they are encouraging to travel.
Shit, it isn't even really safe to travel across states anymore, who knows what they'll imply from your traffic data. A young woman traveled across state lines and needed medical care? Time to accuse her of an abortion, and tack on federal charges while they're at it.