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Department of Earth Sciences

 
Read more at: How life and geology worked together to forge Earth’s nutrient rich crust
Photo of a black rock containing a 30 cm long trilobite

How life and geology worked together to forge Earth’s nutrient rich crust

9 May 2023

Around 500 million years ago life in the oceans rapidly diversified. In the blink of an eye — at least in geological terms — life transformed from simple, soft-bodied creatures to complex multicellular organisms with shells and skeletons. Now, research led by the University of Cambridge has shown that the diversification...


Read more at: New AI method promises faster plagioclase feldspar identification
Microphotograph showing green envelopes drawn over plagioclase crystals

New AI method promises faster plagioclase feldspar identification

25 April 2023

Plagioclase feldspars are one of the most common and abundant mineral groups in Earth's crust — and that means they are also one of the most frequently studied minerals. Clues locked away in these crystals can provide information on a range of broad geological questions from, for instance, the processes that triggered a...


Read more at: Prolonged droughts likely spelled the end for Indus megacities
Map showing location of cave in Himalayas, with rainfall contours overlain

Prolonged droughts likely spelled the end for Indus megacities

13 April 2023

New research involving Cambridge University has found evidence — locked into an ancient stalagmite from a cave in the Himalayas — of a series of severe and lengthy droughts which may have upturned the Bronze Age Indus Civilization. The beginning of this arid period — starting at around 4,200 years ago and lasting for over...


Read more at: Some birds have hollow bones, and new research helps us understand why

Some birds have hollow bones, and new research helps us understand why

24 March 2023

Scientists have known for centuries that birds have hollow bones, but the exact benefits of this trait — from making them lighter for flight to even helping them breathe more efficiently — have been relatively understudied. Now, researchers from the University of Cambridge have used high-resolution CT scans to digitally...


Read more at: Giant underwater waves affect the ocean’s ability to store carbon
Global climate model, a map showing black landmasses surrounded by yellow-orange oceans

Giant underwater waves affect the ocean’s ability to store carbon

16 March 2023

Underwater waves deep below the ocean’s surface – some as tall as 500 metres – play an important role in how the ocean stores heat and carbon, according to new research. An international team of researchers, led by the University of Cambridge, the University of Oxford, and the University of California San Diego, quantified...


Read more at: Scientists have new tool to estimate how much water might be hidden beneath a planet’s surface
Illustration of planets in a line

Scientists have new tool to estimate how much water might be hidden beneath a planet’s surface

14 March 2023

In the search for life elsewhere in the Universe, scientists have traditionally looked for planets with liquid water at their surface. But, rather than flowing as oceans and rivers, much of a planet’s water can be locked in rocks deep within its interior. Scientists from the University of Cambridge now have a way to...


Read more at: Lavas reveal the life story of giant magma mushroom beneath the Galápagos islands

Lavas reveal the life story of giant magma mushroom beneath the Galápagos islands

10 March 2023

Many of the most violent outpourings of volcanic activity in history are fed by mushroom-shaped pillars of hot rock extending deep to Earth’s mantle, the region between the core and the crust we walk on. These ‘mantle plumes’ can be active for millions of years — leaving huge lava fields and chains of volcanic islands in...


Read more at: International Women’s Day at the Sedgwick Museum

International Women’s Day at the Sedgwick Museum

8 March 2023

The Sedgwick Museum of Earth Sciences marked this year’s International Women’s Day celebrations with a tour showcasing some lesser-known stories of trailblazing women of geology and palaeontology. The tour — hosted by Liz Hide , Director of the Museum —uncovered some of the many women whose contributions to geology have...


Read more at: Geochemist awarded for outstanding research paper

Geochemist awarded for outstanding research paper

21 February 2023

Congratulations to Dr Carrie Soderman on being awarded the Geochemistry Group Postdoctoral Medal for her 2022 paper in Geochimica et Cosmochimica Acta . The paper discusses the use of stable isotopes as new tools for investigating temperature and lithological heterogeneity in the mantle. “This paper showcases some of the...


Read more at: Newly-refurbished Clean Labs open for research once more
Close up of sample containers and pipette in fume cupboard

Newly-refurbished Clean Labs open for research once more

16 February 2023

Geoscientists use isotopic analysis to answer a range of questions, from the age and origin of a rock to the processes that have shaped it since formation. Across our department, researchers are applying the technique to developments at the forefront of climate, environmental and planetary science. The forensic detective...