New research suggests ancient Mars may have been warm and wet, with rainfall or snowmelt carving its iconic valleys.

"You could pull up Google Earth images of places like Utah, zoom out, and you’d see the similarities to Mars." ...

Billions of years ago, Mars was once relatively warm and wet, with rain or snow falling from the sky and rushing rivers that ...

Probably outdated. Most zircons in Wyoming’s Sacawee Gneiss date to 3.4 billion years ago, though nine rogue grains date to 3.8 billion years ago. Then there’s Michigan’s Watersmeet Gneiss.

The Dragonfly quadcopter will soar through Titan’s hazy skies and roam its dune seas in search of evidence that the distant ...

Sinopec and its unit shall contribute 7.20 billion yuan and 14.40 billion yuan ... started constructing the complex in November last year, as part of the Middle Eastern company's plans to grow ...

their combined wealth was declared a whopping $432.4 billion. Established in 1962 by Sam Walton and his brother Bud Walton, who both died over 30 years ago, the Walmart empire has continued to ...

Ever since its formation around 4.5 billion years ago, Earth's rotation has been gradually slowing down, and its days have gotten progressively longer as a result. While Earth's slowdown is not ...

Evaluating Meteorite Shock Effects Stony meteorites called chondrites, formed over 4 billion years ago, have given scientists a glimpse ... One such location is Ceres, located in the asteroid belt ...

around 2.4 billion years ago. During this period, cyanobacteria began producing oxygen through oxygenic photosynthesis, a process that generates oxygen as a byproduct. However, unlike modern ...

Ever since its formation around 4.5 billion years ago, Earth's rotation has been gradually slowing down, and its days have gotten progressively longer as a result. While Earth's slowdown is not ...