Tag: ancient

Scientists save ancient Arctic ice in race to preserve climate history

Scientists have succeeded in saving samples of ancient Arctic ice for analysis in a race against time before it melts away due to climate...

Ancient magma reveals signs of life in zircons from ancient Earth

Zircon crystals, like a time capsule, can preserve traces of life hundreds of millions of years old in the form of biogenic carbon. Using...

Ancient forests, seaways, and climate: Lessons from Miocene for today’s world

Widespread forests once played a significant role in warming the climate during the Middle Miocene Climate Optimum (MMCO), while open Panama and Tethys Seaways...

Malformed seashells, ancient sediment provide clues about Earth’s past

Nearly 100 million years ago, the Earth experienced an extreme environmental disruption that choked oxygen from the oceans and led to elevated marine extinction...

New Indonesia capital imperils ancient Eden with ‘ecological disaster’

The twisting road that leads to Indonesia's future capital is lined with dense rainforest and pockets of plantations, punctuated every so often with monkeys...

Changes in Earth’s orbit may have triggered ancient warming event

Changes in Earth's orbit that favored hotter conditions may have helped trigger a rapid global warming event 56 million years ago that is considered...

Tiniest ever ancient seawater pockets revealed

Trapped for millennia, the tiniest liquid remnants of an ancient inland sea have now been revealed. The surprising discovery of seawater sealed in what...

Ancient ice age valleys offer clues to future ice sheet change

Deep valleys buried under the seafloor of the North Sea record how the ancient ice sheets that used to cover the UK and Europe...

Study unearths ancient reef structure high and dry on the Nullarbor Plain

Curtin University researchers and international collaborators using advanced satellite imagery have discovered an ancient reef-like landform "hidden" in plain view on the Nullarbor Plain,...

Ancient landslide destroyed area size of Cincinnati

University of Cincinnati geologists reconstructed a massive landslide in Nevada that wiped out an area the size of a small city more than 5...

Ancient source of oxygen for life hidden deep in the Earth’s crust

Scientists at Newcastle University have uncovered a source of oxygen that may have influenced the evolution of life before the advent of photosynthesis. The pioneering...

Ancient source of oxygen for life hidden deep in the Earth’s crust

Scientists at Newcastle University have uncovered a source of oxygen that may have influenced the evolution of life before the advent of photosynthesis. The pioneering...

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