Scientists have revealed the discovery of the world's largest known crown jellyfish and it looks decidedly alien.
Video footage has emerged showing vast numbers of giant pink jellyfish crammed together in the water.
A video uploaded earlier this week shows an anomalous object flying high over Brazil's most populous city.
Two divers exploring the waters off the coast of Cornwall, England came across something rather spectacular.
Researchers have captured footage of a remarkable, previously unseen type of jellyfish deep beneath the sea.
Scientists have captured footage of arctic jellyfish slithering along the bottom of the Chukchi Sea.
Hundreds of large barrel jellyfish have been washing up on beaches along the British coastline this week.
Marine biologists have recorded footage of a remarkable jellyfish in the depths of the South Pacific.
Visitors to the Australian east coast at the weekend were greeted by a thick blanket of blue jellyfish.
Scientists exploring the depths of the Mariana Trench have come across an otherworldly looking creature.
Marine biologists have been struggling to identify a 4ft jellyfish that washed up on a Tasmania beach.
A science team in South China achieved the feat by injecting the animals with the DNA of a jellyfish.
A swarm of jellyfish managed to shut down one of the world's largest nuclear reactors this week.
Could the secret to immortality be found within a particularly unusual species of jellyfish ?
A team of bioengineers have taken cells from a rat's heart and used them to create a 'Franken-jelly'.
Poisonous algae and jellyfish are being found in British waters due to warmer ocean temperatures
A peculiar type of jellyfish native to the Carribean is believed to have a theoretically limitless life span.
New photographs from the Hubble Space Telescope have revealed extraordinary images of planetary systems being formed. On...
A 10-ton fishing boat capsized off the coast of Japan after the crew attempted to haul a net filled with giant jellyfish...
Jellyfish and other similar marine creatures could be helping to curb the effects of global warming by stirring up the o...