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05 September 2008
Podcast: Science Fiction at Dragon*Con with Plait and Grazier
Pamela left Fraser behind (with sorrow) and took on Dragon*Con and the facts (or lack there of) in Science Fiction. Helping her out were special guests Phil Plait and Kevin Grazier. Click here to download the episode. Or subscribe to: astronomycast.com/podcast.xml with your podcatching software. Science Fiction at Dragon*Con with Plait and Grazier show notes. © Astronomy Cast for [...]
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01 September 2008
Tune into Paranormal Radio with Captain Jack Tonight at 9pm (EST): 10 Mysteries of the Solar System
For my fourth appearance on Captain Jack's Paranormal Radio show, I've been invited back to discuss a recent Universe Today article I wrote detailing some of my favourite Solar System mysteries. These mysteries include the coronal heating problem, the "Mars Curse" and Uranus' tilt. I don't have many answers, but there should be some surprises [...]
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30 August 2008
Podcast: Electromagnetism
Our series on the basic forces of the cosmos continues! Last week we discussed gravity, and this we'll handle electromagnetism. Electricity and magnetism are just two aspects of the same force, and you can't talk about astronomy without understanding these two keys aspects of physics. Click here to download the episode. Or subscribe to: astronomycast.com/podcast.xml with [...]
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22 August 2008
Podcast: Gravity
You seem to like a nice series, so here's a new one Fraser and Pamela have been thinking about. Over the course of the next 4 weeks, they're going to cover each of the basic forces in the Universe. And this week, they're going to start with gravity; the force you're most familiar with. Gravity [...]
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12 August 2008
Podcast: Advanced Propulsion Systems
Last week we talked about rockets. How they work and their limitations. This week we're going to look at the future of propulsion systems. From the ion engines that are already working to explore the Solar System to the prototype solar sails to futuristic technologies like magnetic sails, and bussard ramjets. This is how we'll [...]
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04 August 2008
Live Now on Paranormal Radio: "The Lucifer Project"
In response to the recent articles on the Universe Today detailing the "Lucifer Project" doomsday scenario, I've been invited back as a guest on Paranormal Radio with Captain Jack. The twist is, that the show is starting now (6pm PST, 9pm EST)! Apologies for the late announcement. The articles: Project Lucifer: Will Cassini Turn Saturn into a [...]
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30 July 2008
Podcast: The Milky Way
The Milky Way is our home. An island of stars in a universe of other galaxies. But you might be surprised to learn that astronomers have only known the Milky Way's true nature for just a century. Let's learn the history of discoveries about the Milky Way, and what today's science tells us. And let's [...]
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22 July 2008
Podcast: Quasars
Last week we talked about galaxies in general, and hinted at the most violent and energetic ones out there: active galaxies. Quasars have been a mystery for half a century; what kind of object could throw out more radiation than an entire galaxy? A black hole, it turns out, with the mass of hundreds of [...]
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10 July 2008
Listen to Terra Chat Live Tonight: Cosmic Occurances, Planet X and Space Travel
In a follow-up radio interview on Blog Talk Radio's Terra Chat, I will be Colin Knight's special guest to briefly discuss my recent Universe Today 2012 articles and then chat about my thoughts on space travel and Mars colonization. I previously appeared with Colin on June 8th to discuss the Mayan 2012 Prophecy, so I'm [...]
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22 June 2008
Paranormal Radio's "2012 Just Another Day" Show Now Available!
On June 10th, I was invited on Captain Jack's Paranormal Radio show to chat about the various 2012 Doomsday scenarios. We had a great time for three hours talking about everything from the Mayan calendar and Planet X to the Phoenix Mars Mission and Saturn. The show has just been made available as an MP3 [...]
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21 June 2008
Podcast: Missions to Mars, Part 2
I know last week was a bit of a dry history lesson, but we wanted to give you some understanding of past efforts to explore Mars. Now we'll look at the missions currently in orbit, and crawling around the surface of Mars, and help you understand the science that's happening right now. Click here to download [...]
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10 June 2008
Podcast: Missions to Mars, Part 1
With last month's safe arrival of the Phoenix Mars Lander, Mars enthusiasts breathed a collective sigh of relief… phew. Now it's time to search for evidence of organic molecules in the ice at Mars' north pole. But this is just the latest in a long series of missions sent to the Red Planet. Let's have [...]
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10 June 2008
Listen to Paranormal Radio Live Tonight: The 2012 Controversy
The second live show in response to the 2012 articles ("No Doomsday in 2012" and "2012: No Planet X") is scheduled for tonight at 9pm US Eastern Time. This time, I will be joining Captain Jack over at Paranormal Radio for the two and a half hour event. There will be a live broadcast across [...]
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08 June 2008
Listen to Terra Chat Live Tonight: 2012 and the Mayan Prophacy
In response to my Universe Today 2012 articles ("No Doomsday in 2012" and "2012: No Planet X"), I've been invited by two radio shows to chat about the fuss surrounding the 2012 doomsday prophecies. I had no idea these articles would cause such a stir! I've taken the view that there is very little scientific [...]
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03 June 2008
Podcast: The Search for Water on Mars
With the successful touchdown of the Phoenix Lander, NASA is continuing its quest to find evidence of past and present water on Mars. This week we discuss the geologic history of Mars, and explain why NASA thinks the story of water on Mars is so important. And how this ties into the search for life [...]
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