6:44
What Does A ‘Pandemic’ Actually Mean?
What the World Health Organization’s declaration of a ‘pandemic’ means, and more from the week in science.
12:05
Could A “Marsquake” Knock Down Your House?
What studying seismic activity on mars tells us about the red planet.
17:07
Do You Have The ‘Right Stuff’ To Be An Astronaut?
NASA is accepting applications for a new class of astronaut candidates. Do you have what it takes?
Science Goes To The Movies: ‘Annihilation’ In Chicago
On Thursday April 23, join us at the Davis Theater as we screen ‘Annihilation.’ Plus, a live conversation with local experts.
8:05
A Backstory For Kuiper Belt Object ‘Arrokoth’
Plus an update on the new coronavirus outbreak, and more in this week’s News Roundup.
7:15
A Close Call Collision In Near-Earth Orbit
Plus news about crab heath, graphene, and more in this week’s News Roundup.
23:10
How Do Galaxies Get Into Formation?
Researchers found a 9,000 light year-long wave of star forming regions running through the Milky Way.
45:56
Looking Back At The Pale Blue Dot
An archival conversation with the late astronomer Carl Sagan about our place in the universe and humanity’s need to explore.
47:37
The 2019 Science News That Made The Headlines
We discuss the biggest moments in science from the year, and recap a decade of discoveries as we head into 2020.
22:29
Cleaning Up Earth’s Space Junkyard
Satellites and other launches have left over 100 million small particles floating in low Earth orbit.