Mars just dropped a surprise golden nugget —literally. Curiosity accidentally cracked open an ordinary-looking rock, only to ...

A rock on Mars spilled a surprising yellow treasure after Curiosity accidentally cracked through its unremarkable exterior.

Nasa's Mars rover has made its "most unexpected" discovery since it landed on the red planet in 2012: rocks made of sulphur. On 30 May, the Curiosity rover "happened to drive over a rock and crack ...

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Astronomers have discovered that sulfur may be a key to helping us narrow down our search for life on other planets. It's not that sulfur is a great indication that a planet is inhabited.

The iron isn't pure—scientists believe it contains sulfur and nickel ... Many people think of this as lava, but it's actually rock. The rock is so hot, however, that it flows under pressure ...

Mark Kimsey, Intermountain Forestry Cooperative, explains the influence of rock type on conifer species’ nutrition and ...

the rock broke open, revealing yellow crystals of elemental sulfur: brimstone. Although sulfates are fairly common on Mars, this represents the first time sulfur has been found on the red planet ...