Up Next
Back to Show
PBS News Hour
Cosmic discovery leads to greater understanding of universe
Albert Einstein theorized that as heavy objects move through space and time, they create ripple effects in the fabric of our universe. Now an international team of scientists have detected new evidence of that. Researchers found new signs of gravitational waves that are affected by huge movements such as the collision of black holes. Science correspondent Miles O'Brien breaks it down.
Sign up now for inspiring and thought-provoking media delivered straight to your inbox.

57:46
June 17, 2025 - PBS News Hour full episode

57:46
June 16, 2025 - PBS News Hour full episode

26:45
June 15, 2025 - PBS News Weekend full episode

26:45
June 14, 2025 - PBS News Weekend full episode

57:46
June 13, 2025 - PBS News Hour full episode

57:46
June 12, 2025 - PBS News Hour full episode

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

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

56:45
June 9, 2025 - PBS News Hour full episode

24:09
June 8, 2025 - PBS News Weekend full episode
24:09
June 7, 2025 - PBS News Weekend full episode

57:46
June 6, 2025 - PBS News Hour full episode