The Leap Second Is No More
“There are continuing problems with positive leap seconds even after 50 years, and the concern was that the…
Physicists Have a Major Problem With the Universe
Almost a century ago, famed astronomer Edwin Hubble determined that the universe is expanding at an accelerating rate.…
Scientists Just Confirmed One of the Greatest Mysteries of Our Universe. Now What?
Why the Hubble Tension Remains So PuzzlingAndriy Onufriyenko – Getty Images Here’s what you’ll learn when you read…