Chat with us in Facebook Messenger. Find out what's happening in the world as it unfolds.

A team of six people emerge from a year-long Mars simulation in Hawaii.
A team of six people emerge from a year-long Mars simulation in Hawaii.

    JUST WATCHED

    Mock Mars crew returns to civilization after one year

MUST WATCH

Mock Mars crew returns to civilization after one year

Six scientists spent 365 days in a geodesic dome set in a Mars-like environment on the slopes of Mauna Loa, a volcano in Hawaii. CNN's Natalie Allen has more.

Mock Mars crew returns to civilization after one year

Six scientists spent 365 days in a geodesic dome set in a Mars-like environment on the slopes of Mauna Loa, a volcano in Hawaii. CNN's Natalie Allen has more.