Mysterious gullies on the surface of Mars, long puzzling scientists, appear to have been carved by burrowing blocks of CO₂ ice, according to a recent study that describes this mechanism as an ...

Thermobaric weapons like the ODAB-1500UMPK raise serious ethical questions, as their indiscriminate effects in populated areas can cause civilian casualties and long-term environmental damage. Caustic ...

The Nature Index 2024 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 ...