Earliest evidence found of rice plants in the Pacific on Guam, revealing rituals and a journey from the Philippines 3,500 years ago.

Ocean microbes can use urea when ammonium is scarce. This helps them survive in poor waters and reshapes our view of the nitrogen cycle.

Deep inside Earth, researchers see signs that the solid inner core may be arranged in multiple chemical layers far below.

Two iron ankle shackles, buried for about 2,200 years in the Egyptian desert, have revealed new evidence of forced labor.

The Amazon is facing a hotter, drier future, with rising drought stress threatening forests that help regulate Earth’s ...

An analysis reveals that India would gain billions by phasing out coal, reducing pollution, and accelerating its energy ...

A metal detectorist finds a small 2,200-year-old Celtic gold coin in Saxony that rewrites pre-Roman trade routes in Europe.

Scientists manage to dissolves silver without using cyanide or other harsh chemicals, enabling safe recycling that promotes ...

D heat maps show how deep temperature patterns under Greenland help explain uneven ice loss and land motion, improving future ...

A small brain region reacts strongly to chimp calls. This shows that our voice system links to older primate signals.

Cycads use infrared heat to guide beetle pollinators, revealing an ancient plant communication system that predates flowers.

Oxygen began entering Earth's oceans around 2.32 billion years ago, and shallow seas followed within a few million years.