The essential ingredient for life, water, appeared on both planets around 4.4 billion years ago, new research indicates.

Was Mars just like Earth billions of years ago? A new study is making a very compelling case that our Martian neighbor may ...

The earliest known direct evidence of hot water activity on Mars has been found, pointing to the possibility that the planet ...

Water is ubiquitous on Earth—about 70% of Earth's surface is covered by the stuff. Water is in the air, on the surface and ...

It starts with the promise of skipping school — always an illicit thrill at nine years old. My son and I, seasoned truants, hop the early train to downtown Chicago for what I’ve convinced him is ...

After a year of exploring a mysterious valley on Mars, NASA 's intrepid Curiosity rover is headed to a new destination with ...

Comedian Don Rickles appeared on the Tonight Show with Johnny Carson alongside of Michael Landon in 1974, nearly bringing ...

The wonderfully talented Ann Margret appeared on the Johnny Carson Tonight Show in 1975. Her performance on the show is ...

Europe is home to a wealth of history, culture, and breathtaking sights that attract travelers from all over the globe. The continent offers countless ...

Athens, Greece, the captivating mix of ancient wonders and modern vibrancy, famous since antiquity, offers something for ...

A new study strengthens the theory that Mars’ magnetic field, which once supported a life-enabling atmosphere, may have lasted longer than previously believed. While the Red Planet is now cold ...

This is the main event for Perseverance’s journey on Mars, and it requires exploring Jezero Crater’s western rim, which show signs of ancient hydrothermal activity. To do this, Perseverance ...