Killing the protected animals may be the only way to stop them from eating too many of the Pacific Northwest’s endangered ...

A large-scale analysis of 117 mammal species found that preventing reproduction is associated with longer lifespans, suggesting a strong link between reproductive activity and life expectancy. Why do ...

A common parasite expands across species by abandoning sex, boosting short-term spread while risking long-term collapse.

Faced with demographic collapse in her home country, the Chinese expert is conducting experiments on stem cells and human ...

Researchers in Japan built a miniature human brain circuit using fused stem-cell–derived organoids, allowing them to watch ...