Back to Show
PBS News Hour
Evidence of cosmic inflation expands universe understanding
Scientists say they have found evidence confirming a theory that our cosmos expanded from almost nothing to its first huge growth spurt in just fractions of a second after the Big Bang. A telescope at the South Pole revealed patterns and skewed light waves created by gravitational ripples from the incredible expansion. Gwen Ifill interviews Sean Carroll of the California Institute of Technology.
Support Provided By
Season

57:46
April 11, 2025 - PBS News Hour full episode

57:46
April 10, 2025 - PBS News Hour full episode

57:46
April 9, 2025 - PBS News Hour full episode

57:46
April 8, 2025 - PBS News Hour full episode

56:38
April 7, 2025 - PBS News Hour full episode

26:45
April 6, 2025 - PBS News Weekend full episode

26:45
April 5, 2025 - PBS News Weekend full episode

57:46
April 4, 2025 - PBS News Hour full episode

57:46
April 3, 2025 - PBS News Hour full episode

57:46
April 2, 2025 - PBS News Hour full episode

56:15
April 1, 2025 - PBS News Hour full episode

57:46
March 31, 2025 - PBS News Hour full episode