Science writer Mary Roach chronicles both the history and the latest science of body part replacement in her new book. She ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. The technology for 3D printing human tissue has improved over the ...

Archaeology studies the human past through the excavation of things people made and used thousands of years ago -- from architecture to objects like pottery bowls and animal bones from meals. Although ...