A new Nature study finds ordinary raindrops build up enough static electricity to punch through protective coatings on metal, a corrosion mechanism nobody had measured before.

Using 59 days of data, the underground JUNO observatory sharpened two neutrino oscillation parameters by a factor of 1.6, a debut result its builders say proves the detector is ready for its main goal.

A robotic survey of the southeastern Indian Ocean found 476 whale fossil sites and five living whale-fall ecosystems down to 7,001 meters, the deepest such habitats on record.