The Sagan Frequency
365 subscribers
"Somewhere, something incredible is waiting to be known." — Carl Sagan We make videos about the universe the old fashioned way, with a chalkboard. Every episode breaks down a real scientific principle: how gravity bends light, why time slows near a black hole, what the Drake equation actually says. No hand-waving. We draw out every concept by hand so you can follow the thinking step by step, the same way it was first worked out on paper and blackboards by the people who discovered it. Sagan believed science belonged to everybody. So do we.
Angola: Louisiana's Slave Plantation That Became America's Largest Prison
The Sagan Frequency · 2K views · 1 day ago
The Private Asylum Where the Kennedys and the Fitzgeralds Hid Their Women: Craig House
The Sagan Frequency · 239 views · 5 days ago
Parchman Farm: Mississippi's Slave Plantation That Became a Prison
The Sagan Frequency · 73K views · 9 days ago
The Boston Jail That Became a $500-a-Night Luxury Hotel: Charles Street Jail
The Sagan Frequency · 239 views · 3 days ago
The Dark Story of the 7,000 Patients Buried Under a Medical School: Mississippi State Asylum
The Sagan Frequency · 438 views · 8 days ago
The Dark Story of the Asylum That Held America's Presidential Assassins: St. Elizabeths
The Sagan Frequency · 99 views · 7 days ago
The Dark Story of the Castle on the Cumberland - And Its Electric Chair Sparky
The Sagan Frequency · 509 views · 10 days ago
Canada's 178 Year Old Prison That Held Its Worst Killers: Kingston Penitentiary
The Sagan Frequency · 542 views · 12 days ago