The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...

Gold remains perfectly solid when briefly heated beyond previously hypothesized limits, a new study reports, which may mean a complete reevaluation of how matter behaves under extreme conditions. The ...

While universal formulas exist for every other phase transition (liquid-to-gas, gas-to-liquid, even solid-to-gas), no such formula exists for predicting when a solid melts into a liquid. A new study ...

Researchers used a laser to superheat a sample of gold past its theoretical limit and directly measured its temperature. Greg Stewart / SLAC National Accelerator Laboratory Researchers recently heated ...