How big is the smallest habitable planet...

Daniel and Kelly talk about what it means to be a physics fudge factor and whether DM is fudgy or solid science.See omnystudio.com/listener for privacy information. 

Dr. John Hutchinson is back to help Kelly and Daniel answer listener questions about how fast animals can grow, how fast animals can go, and whether animal size impacts average lifespans. Also, cheese.See omnystudio.com/listener for privacy information. 

Daniel and Kelly explore what lice can teach us about human evolution, and the role lice have played in some of humanity's most devastating wars.See omnystudio.com/listener for privacy information. 

<p>Earth is our home, but how much longer can it remain so? In this episode of the Stuff to Blow Your Mind podcast, Robert and Christian explore the many threats to terrestrial habitability, from the cosmically distant to the frighteningly close at hand.</p><p> </p> Learn more ab ... Show More

Melvyn Bragg and guests discuss some of the great unanswered questions in science: how and where did life on Earth begin, what did it need to thrive and could it be found elsewhere? Charles Darwin speculated that we might look for the cradle of life here in 'some warm little pond ... Show More

Melvyn Bragg and guests discuss some of the great unanswered questions in science: how and where did life on Earth begin, what did it need to thrive and could it be found elsewhere? Charles Darwin speculated that we might look for the cradle of life here in 'some warm little pond ... Show More

<p>Lujendra Ojha, assistant professor at Rutgers University, joins Planetary Radio to discuss how subsurface liquid water on exoplanets orbiting red dwarf stars could increase the likelihood of finding habitable worlds beyond our Solar System. Then we check in with Bruce Betts, c ... Show More

For many futurists, the long term survival of humanity depends on its ability to become a true interplanetary and even interstellar species. But what is the potential moral cost of such a great technological and cultural leap forward? In this episode of Stuff to Blow Your Mind, R ... Show More

Are we alone in the Universe? This lecture explores the question of how we might go about finding life on planets around other stars. Rather than talking about speculative ideas, like the Drake Equation or SETI, I am instead taking the approach of posing it as a problem of what t ... Show More

<p>Space Religion: Will humans leave religion behind when they become an interplanetary species? Not hardly. Join Robert and Julie as they discuss how belief systems may change as a result of space exploration, on off-world colonization or extraterrestrial contact.</p><p> </p> Le ... Show More