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News Articles: geology

The iron ore mine in Kiruna, north of the Arctic Circle, is one of the world's largest iron ore mines.

Tagged as: 

  • Europe

It's a journey to the center of the rare earths discovered in Sweden

Sweden says it found the largest deposit in Europe of rare earths — ingredients in a host of technologies from e-vehicles to wind turbines. Mining and processing them is another story.

July 18, 2023
|
By:
  • Jackie Northam
A thin, polished slice of a rock collected from the Jack Hills of Western Australia, viewed through a special microscope equipped with a gypsum plate that shows the rainbow spectrum of quartz that makes up the rock. Whereas the rocks at the Jack Hills are greater than 99% quartz, the remaining 1% of material includes the precious zircons.

Tagged as: 

  • Science

To peer into Earth's deep time, meet a hardy mineral known as the Time Lord

Geologists rely on tiny crystals of the mineral zircon to understand the timing of key events in Earth's early days, like the rising of continents and the emergence of oceans.

December 29, 2022
|
By:
  • Nell Greenfieldboyce
Astronaut Charlie M. Duke Jr., lunar module pilot of the Apollo 16 lunar landing mission, is photographed collecting lunar samples during the first Apollo 16 extravehicular activity at the Descartes landing site.

Tagged as: 

  • Space

NASA is set to return to the moon. Here are 4 reasons to go back

NASA's Apollo missions already sent astronauts to the moon from 1969 to 1972. But scientists say there's still lots of good science to do there. The moon also could be an ideal stepping stone to Mars.

August 28, 2022
|
By:
  • Scott Neuman
A portion of Australia's Great Barrier Reef photographed from the International Space Station. The Flinders Reef area of the Great Barrier Reef is one of 11 sites around the world where scientists are looking for decisive geological evidence of a new epoch called the anthropocene.

Tagged as: 

  • Science

Drawing A Line In The Mud: Scientists Debate When 'Age Of Humans' Began

Scientists on five continents are hunting for geological evidence to pinpoint exactly when humans became a major force shaping life on Earth. But settling on the date could unleash a larger debate.

March 17, 2021
|
By:
  • Rebecca Hersher
The Hominin Sites and Paleolakes Drilling Project examines human and geological history through minerals extracted from lakes including Lake Magadi (above), the southernmost lake in the Kenyan Rift Valley,

Tagged as: 

  • Research News

How Will Humans Survive Climate Change? Homo Erectus Has Some Answers

Global temperatures are on track to rise 3-5 degrees by the year 2100 , according to the United Nations Meteorological Organization. That level of...

April 29, 2019
|
By:
  • Leighton Rowell and
  • Virginia Prescott
Tremors from Wednesday's earthquake near Decatur, Tennessee, could be felt as far south as Lagrange, Georgia.

How Common Are Earthquakes In Georgia – And Are We Built To Withstand Them?

A 4.4-magnitude earthquake hit Tennessee just after 4 a.m. Wednesday. Seismic tremors shook Georgians awake in the early hours and could be felt as far...

December 13, 2018
|
By:
  • Leighton Rowell and
  • Virginia Prescott

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