Astrobiology
Prebiotic Molecules May Form in Exoplanet Atmospheres
Before there was life as we know it, there were molecules. And after many seemingly unlikely steps these molecules underwent…
Lithopanspermia: How Earth May Have Seeded Life on Other Solar System Bodies
With the recent discovery that Europa has geysers, and therefore definitive proof of a liquid ocean, there’s a lot of…
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MAVEN thunders to Space on Journey to Study Red Planet’s Watery History and Potential for Life
KENNEDY SPACE CENTER, FL - NASA’s Mars Atmosphere and Volatile Evolution (MAVEN) space probe thundered to space today (Nov. 18)…
Book Review: ‘Five Billion Years of Solitude’ by Lee Billings
Over the past few years, the field of astrobiology has made great strides. With missions such as Kepler making exoplanet…
How Could We Find Aliens? The Search for Extraterrestrial Intelligence (SETI)
In a previous video, I talked about the Fermi Paradox. Our Universe is big, and it’s been around for a…
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Are We Martians? Chemist’s New Claim Sparks Debate
Are Earthlings really Martians ? Did life arise on Mars first and then journey on rocks to our planet and…
How Did Life Begin?
No answers today, only a question. But it’s one of the most interesting and meaningful questions we can possibly ask.…
Is Life On Mars Related To Life On Earth?
The idea that there is life on other worlds is humbling and exciting, and finding life on another world would…
60 Billion Habitable Planets in the Milky Way Alone? Astronomers say Yes!
A new study suggests that the number of habitable exoplanets within the Milky Way alone may reach 60 billion. Previous…
Where Are All the Aliens? The Fermi Paradox
Consider this. The Universe is enormous. There are as many as four-hundred billion stars in our galaxy: the Milky Way.…