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Mega-iceberg A23a, formerly the world's largest, turns into bright 'blue mush' as it finally dies after 40 years at seaNew satellite photos reveal that one of the world's largest and longest-lived icebergs, A23a, has developed vibrant blue striations on its surface. The striking snaps hint that the "megaberg" will soon disappear forever, ending a surprisingly eventful four-decade-long saga.
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Melting of West Antarctic ice sheet could trigger catastrophic reshaping of the land beneathA picture of what West Antarctica looked like when its ice sheet melted in the past can offer insight into the continent’s future as the climate warms.
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6 million-year-old ice discovered in Antarctica shatters records — and there's ancient air trapped insideResearchers have found 6 million-year-old ice in the Allan Hills region of Antarctica and say the oldest-of-its-kind sample offers an unprecedented view into Earth's ancient climate.
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Methane leaks multiplying beneath Antarctic ocean spark fears of climate doom loopResearchers have discovered dozens of new methane seeps littering the ocean floor in the Ross Sea coastal region of Antarctica, raising concerns of an unknown positive climate feedback loop that could accelerate global warming.
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Scientists discover 85 'active' lakes buried beneath Antarctica's iceData from ESA's Cryosat-2 satellite has revealed 85 never-before-seen, active subglacial lakes buried beneath Antarctica's ice — 58% more than were previously known.
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40-year-old 'queen of icebergs' A23a is no longer world's biggest after losing several 'very large chunks' since MayA giant iceberg called A23a that broke off Antarctica in 1986 is now disintegrating near South Georgia Island in the South Atlantic Ocean, scientists say.
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Abrupt changes taking place in Antarctica 'will affect the world for generations to come'From sea ice to ocean currents, Antarctica is now undergoing abrupt changes — and they are likely to significantly intensify in the future.
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Scientists discover long-lost giant rivers that flowed across Antarctica up to 80 million years agoLarge flat surfaces carved by ancient rivers deep beneath East Antarctica are influencing how ice flows across the continent today, according to a new study.
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Antarctic sea ice collapse linked to a mysterious spike in ocean saltSatellite imagery has revealed a yet-to-be-explained rise in the Southern Ocean's salinity. It could be a key factor in the decline of the region's sea ice.
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