A new perspective bridges two approaches to understanding quantum gravity. The modern-day theoretical physicist faces a taxing uphill climb. "As we learn more, reality becomes ever more subtle; the ...

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 ...

The modern-day theoretical physicist faces a taxing uphill climb. "As we learn more, reality becomes ever more subtle; the absolute becomes relative, the fixed becomes dynamical, the definite is laden ...