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 ...

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

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

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

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

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

Researchers have identified the most distant dormant black hole known, dating back to the universe’s early history.

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.

The Laboratory team’s quantum “demon” uses information about a quantum system’s state and measurement results to drive similarly unusual processes, reversing the usual arrow of time in a quantum ...

A new study overturns long-held assumptions about the cause of the rare inflammatory disorder MKD, identifying a previously ...

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