The world’s largest iceberg is on the move again ... the A23a iceberg has been carefully tracked by scientists ever since it calved from the Filchner-Ronne ice shelf in 1986.

"It's exciting to see A23a on the move again after periods of being stuck," oceanographer Andrew Meijers said.

The world's biggest iceberg has given nothing but surprises in its 38 years of life - and this is not expected to stop any time soon. Iceberg A23a first broke away from the Filchner Ice Shelf ...

The world’s largest iceberg is on the move again, drifting through the Southern Ocean after months ... when measured in August – slightly bigger than Rhode Island – the A23a iceberg has been carefully ...

With a surface area more than twice that of Greater London's, A23a is the biggest iceberg on the planet, having calved from the Filchner-Ronne Ice Shelf in 1986. The frozen leviathan is now on the ...

After spinning in a vortex for months, the world’s largest and oldest iceberg is on the move again. Researchers from the British Antarctic Survey announced on Friday that the colossal iceberg ...

blue) and November 26 (red). Iceberg A23a is so big, the British Antarctic Survey calls it a “megaberg.” You could fit Greater London onto it two times over. A23a is the heavyweight iceberg ...

The world's largest iceberg is on the move in the Southern Ocean after spinning for months. Iceberg A23a weighs nearly 1 trillion tons and is twice the size of Greater London, according to the British ...