9h
The Hubble tension: How magnetic fields could help solve one of the universe’s biggest mysteries
Two ways of measuring how fast the universe is expanding disagree, a puzzle known as the Hubble tension. Tiny magnetic fields from the Big Bang may offer a solution.
American speed skater Casey Dawson, who won a bronze medal at the 2018 Games, finished eighth in the 5,000m at the 2026 Winter Olympics.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results