Scientists detect a solid inner core on Mars for the first time, revealing a new chapter in planetary evolution.

Scientists connect a genetically modified pig lung to a brain-dead human; it functioned for nine days before being rejected.

U.S. EPA proposes removing 2009 climate pollution rules while scientists say evidence of greenhouse gas harm to health is ...

A diver finds thousands of 4th-century Roman coins off the coast of Sardinia, revealing secrets about trade and imperial ...

A fireball over France revealed a tougher kind of asteroid, named 2023 CX1, raising new concerns about how small impacts can ...

Scientists recreated earthquakes in the lab to uncover how quake energy is split between heat, shaking, and rock damage.

A new study reveals that coastal population growth between 2000 and 2018 exceeded that of inland areas worldwide.

Dwarf planet 2023 KQ14, Ammonite, has a stable orbit that challenges the hypothesis of the mysterious Planet Nine.

Skin stretching may replace needles, enabling painless vaccines and treatments through simple topical applications.

Migratory hoverflies travel across seas carrying pollen that connects distant plants. Their journeys support crops and ...

The sun is in its most active phase—solar summer—causing auroras and posing real risks to satellites, GPS, and power systems ...

Astronomers are racing to study 3I/ATLAS, an interstellar comet whose strange behavior reveals new clues about how other ...