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
26:45
December 28, 2025 - PBS News Weekend full episode
26:45
December 27, 2025 - PBS News Weekend full episode
57:46
December 26, 2025 - PBS News Hour full episode
57:46
December 25, 2025 - PBS News Hour full episode
57:46
December 24, 2025 - PBS News Hour full episode
57:46
December 23, 2025 - PBS News Hour full episode
57:46
December 22, 2025 - PBS News Hour full episode
26:45
December 21, 2025 - PBS News Weekend full episode
26:45
December 20, 2025 - PBS News Weekend full episode
57:46
December 19, 2025 - PBS News Hour full episode
57:46
December 18, 2025 - PBS News Hour full episode
57:46
December 17, 2025 - PBS News Hour full episode