The huge mass of ice broke away from the Filchner-Ronne ice shelf in 1986, calved and grounded on the Antarctic’s Weddell Sea floor almost immediately. The iceberg, named A23a, is about 400 ...

The iceberg broke off from the edge of the Ronne Ice Shelf into the Weddell Sea last week, researchers said. By Claire Fahy An iceberg nearly half the size of Puerto Rico that broke off the edge ...

Researchers were drilling through 900 meters of ice in the Filchner-Ronne Ice Shelf, situated on the southeastern Weddell Sea, when they stumbled upon unexpected creatures “firmly attached to a ...

The iceberg, dubbed A-76, calved off the Ronne Ice Shelf into the Weddell Sea. The European Space Agency's twin Copernicus Sentinel-1 satellites spotted the giant slab of ice breaking away on May 13.

An ice core drilled from the ice sheet near the bordering Ronne Ice Shelf suggests that, contrary to some model reconstructions, the ice shelf survived this period at almost its current extent.