Jellyfish underwater

Every Friday we round-up the links that picked up buzz on the internet. Most of them we also shared throughout the week on Facebook, Twitter and Pinterest.

Image: Giant jellyfish measuring over one metre in length, is seen in the sea off the east coast of South Korea. Scientists are reporting an increasing number of jellyfish in the oceans as a result of ocean acidification and over-fishing. © Alex Hofford / Greenpeace