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Weird Convection on Venus and a Wrinkle in the Lambda Cold Dark Matter Model
Episode 391
Venus's extra-thick crust may be extra chewy, allowing convection to occur and helping power volcanoes into the current era. New observations of the …
1 year, 4 months ago
Supernovas and Mass Extinctions
Episode 390
A survey of nearby stars establishes the rate of supernovas in our general neighborhood. Evidence indicates we had nearby stellar explosions at the t…
1 year, 4 months ago
Life on Hycean Worlds, Interstellar Debris, and Dark Matter Survey
Episode 389
If there are Hycean worlds and if they have a certain kind of microbial life and if there is enough of it, JWST might be able to see the chemical pro…
1 year, 5 months ago
Are We Inside a Black Hole?
Episode 388
There are exciting new observations from recent lunar missions, a possible chunk of the Moon keeping us company, and an intriguing observation suppor…
1 year, 5 months ago
Oort Cloud Spiral, the Color of Mars, and a New Dwarf Galaxy
Episode 387
We take a look at the formation and structure of the Oort cloud of comets which is spherical at large distances but has a spiral structure in its inn…
1 year, 5 months ago
Did You Quipu?
Episode 386
Lunar exploration continues to accelerate, and there's a new longest "structure" in the universe. Quipu is a quasi-alignment of clusters of galaxies …
1 year, 6 months ago
Hubble Tension Won't Go Away But Some Exoplanets Do
Episode 385
The more measurements we make of the expansion of the universe, the more it seems as though Hubble Tension is not a problem with our data but a probl…
1 year, 6 months ago
Exocomets, Io, and the Great Dimming of T Tauri
Episode 384
Juno reveals a surprise about the interior of Jupiter's volcanic moon Io, and the OG young variable star T Tauri is getting ready to fade from view t…
1 year, 7 months ago
Little Red Dots and Big Black Holes
Episode 383
The discoveries from the James Webb Space Telescope keep coming. After showing that galaxies formed far earlier than we thought, we now have a better…
1 year, 7 months ago
Kiss and Capture for Pluto and Charon and Dark Energy Remains Dark
Episode 382
Pluto and its largest moon, Charon, orbit each other with gazes lovingly fixed on each other, held in place by a romantic tidal attraction. But Charo…
1 year, 7 months ago