Silicates—including quartz, mica, olivine, and precious minerals such as emeralds—are ... comprised of aluminum oxide. The red color is caused by traces of chromium. Corundum also forms ...

Billions of years ago, Mars had a thick atmosphere and water, but in both cases, just a tiny amount remains today. Both ended ...

Mars wasn't always the cold desert we see today. There's increasing evidence that water once flowed on the red planet's ...

New research suggests Mars' missing atmosphere -- which dramatically diminished 3.5 billion years ago -- could be locked in the planet's clay-covered crust. Water on Mars could have set off a chain ...

In the new study, the researchers propose a complicated chemical reaction between rocks and gases of the planet in the early years.

Over the past three years, this endeavor has harnessed the profound potential of the green olivine mineral, a catalyst for an unparalleled metamorphosis in our battle against environmental ...

Colours are adjectives as they act as describing words to give you more information about a noun. Colours are really helpful words to know in any language, so that you can describe things such as ...

New research suggests that the atmosphere of Mars could have literally "gone to ground" as carbon dioxide was greedily ...

BMW X7 is available in 8 colours: Dravite Grey Metallic, Sparkling Copper Grey Metallic, Mineral White, Black Sapphire, Tanzanite Blue Metallic, Carbon Black Metallic, Dravit Grey Metallic ...

TVS XL100 is available in 15 colours: Green, Blue, Black, Red, Mineral Purple, Green, Black, Sparkling Silver, Mint Blue, Luster Gold, Coral Silk, Red Black, Grey ...