SIDNEY BARRITT is a Roanoke physician. NASA and Congress have articulated the goal: We will send a mission to Mars. Some people are doing some serious thinking about the prospect, just as a great deal ...

Mary Roach has made a career out of pushing her audience’s squick button. She’s written books about corpses (Stiff), the afterlife (Spook), and sex (Bonk), and every time the topic ventures into ...

He's smart but his birds are sloppy: Japan picks an astronaut -- Life in a box: the perilous psychology of isolation and confinement -- Star crazy: can space blow your mind? -- You go first: the ...