Weak spots for Nasa's manned Mars mission revealed

Scientists are developing a predictive model to help Nasa anticipate conflicts and communication breakdowns among crew members and head off problems that could make or break the US space agency's future manned mission to Mars. Nasa has formalised plans to send a crewed spacecraft to Mars, a journey that could involve 250 million miles of travel.

from Top Headlines - The Times of India http://bit.ly/2GPk0m2