A study suggests Mars takes its red hue from a type of mineral that forms in cool water, which could reveal insights about ...

A person’s precious organ donation came with an unexpected visitor. In a new paper out this month, scientists have documented ...

The first ever case of an ancient skeleton with cinnabar-stained teeth has been reported in China. Dated to between 2,200 and ...

Mars has captivated scientists and the public alike for centuries. One of the biggest reasons is the planet’s reddish hue, ...

The bright red color in cosmetics and food traditionally comes from bugs—and was nearly impossible to replicate until Debut found a solution.

A new study led by Brown University researchers shows how a water-rich mineral could explain the planet’s color, hinting at a ...

Martian dust is mostly rust. Mars’s famed color has captivated humankind for centuries, earning its nickname of the ‘Red ...

Mars is widely known for its iconic rusty red color — many people even refer to it as just the "Red Planet" — but new research suggests the Martian shade isn't just lovely to look at. The chemistry ...

Thanks to new research techniques published today, scientists say that "our understanding of why Mars is red has been ...

Most of the United States will be treated to a total lunar eclipse next month, with the moon’s surface taking on an eerie red hue.

If you notice changes in their appearance or symptoms like pain or bleeding, it's crucial to seek medical attention ...

Here’s what you need to know about food dyes as their use is questioned by experts and consumers following the FDA ban on Red ...