Tag: rock

An almost overlooked fossil discovered in a Brazilian museum collection has revealed the oldest ant specimen known to science, according to new research. The prehistoric ant lived among dinosaurs 113 million years ago — several millennia before...
A magnitude 6.3 earthquake struck near the coast of Ecuador on Friday, the European Mediterranean Seismological Centre (EMSC) said, injuring at least 20 people, damaging buildings in the city of Esmeraldas and temporarily shutting down some...

‘Serrated blade’ stuck in rock on UK beach is ancient sea creature tooth, experts say

A "serrated blade" found sticking from a rock in the United Kingdom has been identified as a "nearly perfect" prehistoric shark tooth, experts say. It...

NASA eyes SpaceX, Blue Origin to cut Mars rock retrieval costs

NASA announced Tuesday it may turn to Elon Musk's SpaceX or Jeff Bezos's Blue Origin to help reduce the soaring costs of returning Martian...

Prehistoric rock in Japan reveals clues to major ocean anoxic event

By studying prehistoric rocks and fossils emerging from the side of Mount Ashibetsu in Japan, researchers have precisely refined the timing and duration of...

Drought imperils Zimbabwe’s ancient rock art, spurring efforts to preserve and date it

Sketched onto the walls of a granite outcropping in the hills of southern Zimbabwe, tall, rust-red human figures gather around groups of antelopes and...

Geologist identifies metamorphic rock as a crucial feature of the ancient Earth’s carbon cycle

If Earth's history were a calendar year, humans would not appear until the last few minutes before midnight on Dec. 31. During the Proterozoic...

NASA’s Curiosity rover discovers a surprise in a Martian rock

Scientists were stunned on May 30 when a rock that NASA's Curiosity Mars rover drove over cracked open to reveal something never seen before...

Alpine rock reveals dynamics of plate movements in Earth’s interior

Examining how plates move in Earth’s mantle and how mountains form is no easy feat. Certain rocks that have sunk deep into Earth’s interior...

Quakes rock southwestern Iceland as volcanic eruption looms

Iceland declared a state of emergency on Friday after a series of powerful earthquakes rocked the country's southwestern Reykjanes peninsula, in what could be...

Greenlandic glacial rock flour can help fight climate change, show two new studies

The first experiments with glacial rock flour from Greenland show that it can capture significant amounts of CO2 and provide a wider array of...

Tracing Earth’s past in prehistoric rock deposits

What did the Earth look like about 2 billion years ago, when the planet's atmosphere was being oxygenated? By analyzing ancient dolomite (carbonate) deposits found...

Scientists detect molten rock layer hidden under Earth’s tectonic plates

Scientists have discovered a new layer of partly molten rock under the Earth's crust that might help settle a long-standing debate about how tectonic...

Sedimentary rock ‘chert’ records cooling of the Earth over billions of years

Several billion years ago, the oceans were probably not as hot as often assumed, but were instead at much more moderate temperatures. This is...

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