Episodes
What will it take for humans to live on Saturn's largest moons? With the right technology and commitment, Saturn and its system of moons could become the center of the new fusion economy!
Published 12/30/23
Space agencies have been contemplating a sample-return mission to Mars for decades. In the coming years, two of them - NASA and the China National Space Agency - will do just that!
Published 12/13/23
In the 1960s, scientists noticed that there is more mass in the Universe than what we can see. In the 1990s, they noticed the Universe was expanding faster and faster over time.
Published 12/02/23
Perhaps the reason we haven't heard from any extraterrestrial civilizations is because of the "Aurora Effect," named in honor of the 2015 novel Aurora by Kim Stanley Robinson
Published 11/18/23
Since the 1970s, scientists have speculated that Jupiter's largest moons could harbor life. And with the right technology and know-how, humans could settle these icy satellites someday.
Published 11/11/23
Ruvimbo Samanga, a space policy analyst and advocate who has worked for many international organizations, is dedicated to promoting access to space for people and nations worldwide.
Published 10/28/23
Could Earth have been visited by an advanced species of aliens in the past, and could this "paleocontact" have played a role in the cultural (or biological) evolution of our species?
Published 10/21/23
Could humanity be the first intelligent civilization to emerge in our galaxy? Could that be why, when we look up at the night sky, we are confronted with a "Great Silence"?
Published 10/14/23
Dr. Rebecca Charbonneau is a science and SETI historian and a Karl Jansky Fellow at the National Radio Astronomy Observatory.
Published 09/23/23
In 1961, in preparation for the first SETI conference, famed astronomer Dr. Frank Drake formulated an equation for calculating the number of extraterrestrial civilizations in the Milky Way.
Published 09/17/23
Why go fast when you can go big? That's the basic idea of Generation Ships (Worldships, Interstellar Arks, Arkships, etc.), spacecraft large enough to support multiple generations.
Published 09/07/23
In Part II of this segment, we examine the years when Einstein fled Nazi Germany, played a vital role in the launch of the Manhattan Project, and attempted to resolve more cosmic mysteries.
Published 08/26/23
In the history of science, few figures have had the impact, influence, and enduring legacy of Albert Einstein.
Published 08/19/23
This week I sat down with Harvard Professor Avi Loeb, founder of the Galileo Project and a leading authority on the investigation of Unidentified Aerial Phenomena (UAP)
Published 08/12/23
Could the reason for the "Great Silence" be that no extraterrestrial civilizations want to communicate? Perhaps they're afraid of giving their position away and would rather play it safe.
Published 08/05/23
By the beginning of the 20th century, humanity was on the verge of many new discoveries that would completely alter our perception of the Universe.
Published 07/22/23
The study of the Universe (cosmology) has changed considerably over time. With every new discovery, our conception of the cosmos has undergone a seismic shift.
Published 07/15/23
With the right technology, strategies, and commitment, human beings could live in the Main Asteroid Belt someday, giving rise to a segment of humanity known as "Belters."
Published 07/08/23
Could the reason we haven't heard from an extraterrestrial civilization is that there's a limit to how long a civilization can broadcast? This is the logic behind the Brief Window Hypothesis.
Published 07/01/23
Julia Brodsky is an educator, NASA astronaut instructor, and the STEM Education Lead at the Blue Marble Institute of Science. With her colleagues, she recently founded Earthlings Hub.
Published 06/12/23
Mercury, the closest planet to our Sun, is a hellish place! Alternately red hot and freezing cold, airless, and exposed to tremendous amounts of radiation! And yet, humans could live there someday!
Published 05/31/23
Scientists have been researching nuclear propulsion since the early Space Age. But we may finally be reaching the point where it may be realized!
Published 05/21/23
In the outer Solar System, there are multiple icy bodies believed to have warm water interiors - entire oceans where life could exist right now.
Published 05/13/23
For decades, NASA astronomer Charles A. Beichman has been at the forefront of infrared astronomy and exoplanet research, and has led several pathfinding missions!
Published 05/08/23
Can humanity establish a permanent presence on Venus, where temperatures are hot enough to melt lead, and the air pressure is enough to crush your body? The answer may surprise you!
Published 04/29/23