506: It's not Aliens, Unless it's Aliens

Another week, another space roundup. This week we talk about the redefinition of the term "Earthlike", salty soil on Mars, how you can participate in SETI, asteroid dust from Hayabusa, and the dangers of a warp drive.

2 Mar 201239min

AstronomyCast 253: Rayleigh Scattering, by Fraser Cain & Dr. Pamela Gay

26 Feb 201227min

24 Feb 201257min

16 Feb 20121h 4min

AstronomyCast 251: Messier Objects, by Fraser Cain & Dr. Pamela Gay

14 Feb 201228min

13 Feb 20121h 2min

13 Feb 201253min

AstronomyCast 252: Heisenberg's Uncertainty Principle, by Fraser Cain & Dr. Pamela Gay

13 Feb 201226min