Building conscious machines, tracing asteroid origins, and how the world’s oldest forests grew
Release Date: 10/26/2017
This week we hear stories on sunlight pushing Mars’s flock of asteroids around, approximately 400-million-year-old trees that grew by splitting their guts, and why fighting poverty might also mean worsening climate change with Online News Editor David Grimm.
For our monthly books segment, Jen Golbeck reviews astronaut Scott Kelly’s book Endurance: A Year in Space, A Lifetime of Discovery.
[Image: NASA/Goddard; Music: Jeffrey Cook]