A look at the growing fossil fuel divestment movement.
New color photos from the surface of Mars confirm the color of the "red planet," but more interesting to scientists is the data being captured by the Spirit rover. Diane and her guests talk about what’s being learned about Mars and the future of space exploration.
- Robert Craddock Geologist, National Air and Space Museum Center for Earth and Planetary Studies
- Jim Garvin NASA's lead scientist for Mars exploration
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The Supreme Court rules that independent commissions can draw state voting lines. What will the decision mean for efforts to curtail gerrymandering across the country?
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