Science, Maths & Technology
Why does it matter that the Sun's core rotates faster than the surface?
...analysis of the data managed to tease out something else going on: buoyant blobs of gas bobbing around deep inside the sun, in a phenomenon called “G-waves” where G is short for gravity. (These are completely different to the “gravitational waves” from deep space discovered by LIGO, though.) The sound waves that pass through the sun are subtly changed in pitch by...