A giant patch of black, fossilized lava that was spewed across the Sahara desert over millions of years looks like an eerie, gold-speckled ... Some of the volcanic rocks are up to 6 million ...

A new study by Dr. Margherita Mussi, published in Quaternary International, highlights how naturally occurring basalt spheres ...

Volcanic basalt stones with an azure tinge ... Amid the stones is another oddity, a white speckled rock. “This was like the textbook definition of chasing the bright, shiny thing,” said ...

“We never expected to find delicate tissues such as feathers preserved in a volcanic rock.” Using electron microscopes and chemical tests, the researchers analysed samples of the fossil ...

An analysis of a 30,000-year-old fossil vulture from Central Italy has revealed for the first time that volcanic rock can preserve microscopic details in feathers -- the first ever record of such ...