The fact that the cold, dry Mars of today had flowing rivers and lakes several billion years ago has puzzled scientists for ...

From January to March, the night sky will host a spectacular parade of planets featuring Venus, Mars, Jupiter, Saturn, Uranus ...

The fact that the cold, dry Mars of today had flowing rivers and lakes several billion years ago has puzzled scientists for decades. Now, Harvard researchers think they have a good explanation for a ...

Rootless cones are small volcanic landforms ranging from several to several hundred meters in diameter, formed by continuous ...

Mars' southern hemisphere absorbs a lot of the sun's energy during the Red Planet's spring, and that may be causing Mars' ...

Polar bears aren't white, strawberries aren't berries, and the Earth isn't round—we'll have you rethinking everything you ...

Solar System: Explore your knowledge about the solar system by solving the questions and answers provided below in the article. The solar system consists of stars, the Sun, 8 planets, dozens of ...

CNET’s expert staff reviews and rates dozens of new products and services each month, building on more than a quarter century of expertise.

Overall, systematic reviews that synthesize the findings of multiple research studies offer the highest quality evidence. In contrast, single-case reports detailing one individual’s experience ...

The United States is a federal republic whose people benefit from a vibrant political system, a strong rule-of-law tradition, robust freedoms of expression and religious belief, and a wide array of ...

Here’s what you need to know… Around half an hour inland, Louth is a historic market town that’s home to the tallest mediaeval parish church spire in England. Alex Trembath, creator of the ...