Venus appears low in the evening sky, guiding us to Saturn. Jupiter makes an attractive sight below the Hyades and Mars ...

He conquered land across three continents, ruled over states from Egypt to modern-day India, and never lost a battle – before ...

A polar vortex dipping down from Siberia is bringing a cold front with frigid temperatures to millions Americans. See maps of ...

Research suggests that an ancient shoreline helped to sculpt the drop between Mars' southern and northern hemispheres.

The new work suggests that the edge of the dichotomy was eroded back by hundreds of kilometers during the time when an ocean ...

The first dinosaurs may have evolved near the equator, and not in the southwest of the supercontinent Gondwana, as ...

Claudia Sheinbaum will send a letter to Google to stop the use of the name "Gulf of America" ??instead of "Gulf of Mexico" ...

A polar vortex dipping down from Siberia is bringing a cold front with frigid temperatures to millions Americans. See maps of ...

Since his first run for the White House in 2016, Trump has repeatedly clashed with Mexico over a number of issues, including ...

Measuring distances across the universe is much more challenging than measuring distances on Earth. Is a brighter star closer ...

While both can produce anything from snow and rain to thunderstorms, one of them also helps hurricanes generate their ...