OCEANOGRAPHY

Feathers are among the most complex cutaneous appendages in the animal kingdom. While their evolutionary origin has been widely debated, paleontological discoveries and developmental biology studies suggest that feathers evolved from simple structures known as proto-feathers. These...
Lava from Hawaii's most active volcano created fountains that reached 700 feet (215 meters) Thursday during the latest episode of an ongoing eruption. Kilauea began continuously releasing lava from its summit caldera inside Hawaii Volcanoes National Park...

World’s biggest iceberg runs aground, sparing wildlife haven island

The world's biggest iceberg appears to have run aground roughly 70 kilometers from a remote Antarctic island, potentially sparing the crucial wildlife haven from...

Melting Antarctic ice sheets are slowing Earth’s strongest ocean current, research reveals

Melting ice sheets are slowing the Antarctic Circumpolar Current (ACC), the world's strongest ocean current, researchers have found. This melting has implications for global...

Giant ice bulldozers: How ancient glaciers helped life evolve

New Curtin University research has revealed how massive ancient glaciers acted like giant bulldozers, reshaping Earth's surface and paving the way for complex life...

Mega-iceberg from Antarctica is headed toward South Georgia—here’s what could happen

It is no strange sight to see icebergs break off of the Antarctic ice cap and drift away, like the gigantic sheet of ice...

Ice streams move due to tiny ice quakes: Dynamics of Greenland’s ice decrypted

The great ice streams of the Antarctic and Greenland are like frozen rivers, carrying ice from the massive inland ice sheets to the sea—and...

Arctic sea ice levels second lowest on record for January: US data

The sea ice in the Arctic was the second lowest on record for January last month, according to a US analysis released Tuesday, with...

Cracks in Greenland Ice Sheet grow more rapidly in response to climate change, study warns

The Greenland Ice Sheet is cracking open more rapidly as it responds to climate change. The warning comes in a new large-scale study of...

First major chunk breaks off world’s biggest iceberg

An enormous chunk has broken off the world's largest iceberg, in a possible first sign the behemoth from Antarctica could be crumbling, scientists told...

‘Last Ice Area’ in the Arctic could disappear much sooner than previously thought

The Arctic's "Last Ice Area" (LIA)—a vital habitat for ice-dependent species—might disappear within a decade after the central Arctic Ocean becomes ice-free in summer,...

Global sea level very likely to rise between 0.5 and 1.9 meters by 2100 under a high-emissions scenario

An interdisciplinary team of researchers from NTU Singapore, and Delft University of Technology (TU Delft), The Netherlands, has projected that if the rate of...

How is Antarctica melting, exactly? Crucial details are beginning to come into focus

The size of the Antarctic ice sheet can be hard to comprehend. Two kilometers thick on average and covering nearly twice the area of...

Permafrost in climate change: Models predict Arctic’s response to global warming

The Arctic is heating up particularly fast as a result of global warming—with serious consequences. The widespread permafrost in this region, where soils currently...

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