Losing their kitten features is part of every cat’s growth journey, but the process rarely follows a predictable path. What starts out small and subtle can turn bold and exaggerated as time passes.

File shows a robot that uses the kind of motion seen in the mudskipper to move across a granular surface. This material relates to a paper that appeared in the July 8, 2016 issue of Science, published ...

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 ...