Yu Liu

In 1963, a Tanzanian schoolboy named Erasto Mpemba noticed that hot ice cream freezes faster than cold. That paradox, named after him, long remained a subject of debate in classical thermodynamics. Now the quantum world offers its own version: a state with more strongly broken symmetry can recover it faster than a less broken one.

A nanowire is like a tiny cable: inside is a magnetic core, outside is an aluminum shell that can conduct current without resistance. But they don't get along easily: a strong magnetic field destroys superconductivity, like noise drowns out a quiet melody.

A magnet, like a compass needle, likes to point in a certain direction. But what if the material is layered, like a stack of pancakes? Scientists took just such a magnet made from a compound of chromium, germanium, and tellurium and set out to find out how stubbornly it resists having its magnetization turned.

A chemical detective searches for life on other planets. Its tool is a mass spectrometer that identifies molecules by weight (the same device earthly forensic scientists use to analyze clues).

A tongue tumor is like a stranger in a crowd. On the surface, they all look much alike, but beneath the surface hide very different personalities. Some tumors behave aggressively, others grow slowly. Doctors need to understand who they're dealing with before surgery. Usually, this means taking a tissue sample — a biopsy.

WanSong creates music like a sculptor carving a statue: it starts with noise, akin to the roar of a waterfall, and gradually chisels away the excess until pure notes and voices emerge. This method, diffusion, turns chaos into order, like ink dispersing in water, only in reverse. The model doesn’t stitch sounds together from fragments; it births a complete song in one go.