Falling birth rates reveal a deeper social problem: many people who want children feel blocked by economic, housing, gender, ...

A new study of the ancient Indus city of Mohenjo-daro challenges a long-held view of history by suggesting that prosperity ...

Foreign veterans fighting in Ukraine face intense combat, serious mental health challenges, and limited access to care, ...

A decade-long search through Taiwan’s remote forests led to the discovery of East Asia’s tallest tree and hundreds of other ...

A newly identified Archimedes Palimpsest leaf could help recover lost ancient mathematics using modern imaging techniques.

Stored sperm may age faster than reproductive medicine has assumed, suggesting that shorter abstinence periods could benefit ...

Camera traps are revealing that the Amazon’s “ghost dog” is less rare than feared but still depends on protected forests.

A confirmed sighting of the critically endangered Cozumel dwarf fox has renewed calls for urgent research and conservation to ...

Coastal farmland in the Mid-Atlantic is being overtaken by rising seas faster than forests, revealing an overlooked rural ...

The findings indicate that Antarctic ice loss remains relatively predictable through the middle of the century, allowing scientists to make more dependable estimates of future sea level rise.

Astronomers have previously found signs that Sgr A* erupted in the past, but evidence of an ongoing outflow remained elusive.

Researchers found that an Alzheimer’s-related biomarker may influence how hormone therapy affects dementia risk.