Geology
-
6.8KStalagmites store paleoclimate data
The North Atlantic Oscillation (NAO) is the dominant atmospheric pressure mode over the North Atlantic that plays a significant role in determining...
-
4.7KCould a Colorado earthquake have been triggered by dinosaur extinction impact?
Researchers have found signs of fault displacement at well-known rock outcrops in Colorado that mark the end-Cretaceous asteroid impact that may have...
-
15.7KScientists find evidence of Britain’s original separation from Europe
Researchers have found evidence of how ancient Britain separated from Europe, which happened in two stages, they report today in Nature Communications.
-
9.5KLast remnant of North American ice sheet on track to vanish
The last piece of the ice sheet that once blanketed much of North America is doomed to disappear in the next several...
-
19.5KDid humans create the Sahara desert?
New research investigating the transition of the Sahara from a lush, green landscape 10,000 years ago to the arid conditions found today,...
-
83.0KDiscovery of widespread platinum may help solve Clovis people mystery
No one knows for certain why the Clovis people and iconic beasts -- mastodon, mammoth and saber-toothed tiger - living some 12,800...
-
8.0KOlder than the moon
The Earth's mantle -- the layer between the crust and the outer core -- is home to a primordial soup even older...
-
7.1KNew research shows Ceres may have vanishing ice volcanoes
A recently discovered solitary ice volcano on the dwarf planet Ceres may have some hidden older siblings, say scientists who have tested...
-
24.1KResearchers confirm the existence of a ‘lost continent’ under Mauritius
Scientists have confirmed the existence of a "lost continent" under the Indian Ocean island of Mauritius that was left-over by the break-up...
-
8.3KSanta Maria – the incredible rising island
We know that since Charles Darwin's time. Based on observations made during the Beagle's voyage, he correctly formulated that sinking islands start...
-
7.6K180-million-year-old rocks lend insight into Earth’s most powerful earthquakes
The raggedness of the ocean floors could be the key to triggering some of the Earth's most powerful earthquakes, scientists from Cardiff...
-
12.5KAtacama Desert may have harbored lakes, wetlands
The arid Atacama Desert, thought to be a barrier to early South American settlers, may have held lakes large enough to sustain...
-
10.5KRock layers preserve record of ancient sea tides near Blythe, California
Five million years ago, the Colorado River met the Gulf of California near the present-day desert town of Blythe, California. The evidence,...
-
16.3KGreenland on thin ice?
The ice sheet covering Greenland is four times bigger than California -- and holds enough water to raise global sea-level more than...
-
9.3KNew study describes 200 million years of geological evolution
200 million years of geological evolution of a fault in the Earth’s crust has recently been dated. Published in Nature Communications, these...
-
5.4KCyclic change within magma reservoirs significantly affects the explosivity of volcanic eruptions
A new study published in Geology uses pockets of melts trapped within crystals to understand the conditions occurring beneath volcanoes before explosive...
-
7.0KOregon team says life in Earth’s soils may be older than believed
Way before trees or lichens evolved, soils on Earth were alive, as revealed by a close examination of microfossils in the desert...
-
6.6KResearchers explore gigantic volcanic eruptions that led to mass extinctions
A paper published in Nature Communications by Virginia Tech researchers confirms a major feature in the formation of large igneous provinces --...
-
7.3KGeologists discover how a tectonic plate sank
In a paper published in Proceedings of the National Academy of Sciences (PNAS) Saint Louis University researchers report new information about conditions...
-
21.6KSantorini eruption: new theory says ‘pyroclastic flows’ caused devastating Bronze Age tsunamis
Take the ferry to the beautiful Greek islands of Santorini and you will sail into a truly unique landscape forged by a...
-
5.7KMassive ‘lake’ discovered under volcano that could unlock why and how volcanoes erupt
Scientists from the University of Bristol and partner universities in Germany, France, Canada and Wales, have discovered a huge magmatic lake, 15...
-
6.0KLife took hold on land 300 million years earlier than thought
Life took hold on land at least as early as 3.2 billion years ago, suggests a study by scientists from Berlin, Potsdam...
