Geology
Latest about Geology
Scientists may have pinpointed the true origin of the Hope Diamond and other pristine gemstones
By Stephanie Pappas published
Researchers suggest that the famed Golconda diamonds, including the Hope Diamond and Koh-i-noor, may have originated from a volcanic outcrop nearly 200 miles from where they were mined.
Underwater robot in Siberia's Lake Baikal reveals hidden mud volcanoes — and an active fault
By Sascha Pare published
Video cameras mounted on an autonomous underwater robot captured footage of cracks associated with mud volcanism close to a potentially active fault on the shores of Lake Baikal.
Best rock tumblers 2024: Beginners, hobbyists, and professionals
By A. J. Demers last updated
If you’re in the market for new gear to support your rock-hunting hobby, check out our list of the best rock tumblers.
'It's had 1.1 billion years to accumulate': Helium reservoir in Minnesota has 'mind-bogglingly large' concentrations
By Sascha Pare published
Laboratory results for a helium reservoir discovered in northern Minnesota suggest concentrations of the sought-after gas are the highest the industry has ever seen.
Hidden chunk of Earth's crust that seeded birth of 'Scandinavia' discovered through ancient river crystals
By Patrick Pester published
Finland's river crystals hold clues about the formation of 'Scandinavia's' oldest bedrock 3.75 billion years ago.
Largest gold nugget ever found in England unearthed with faulty metal detector
By Jennifer Nalewicki published
A metal detectorist has unearthed a gold nugget that is currently up for auction and expected to sell for over $37,000.
How much water is in Earth's crust?
By Charles Q. Choi published
Earth is covered with water, but how much is hiding in our planet's crust?
Mystery of enormous Saharan 'star dune' finally solved — and it wasn't what scientists were expecting
By Stephanie Pappas published
Tall, many-armed star dunes are common in deserts worldwide, but scientists know little about the histories of these formations.
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