Called Pentecopterus decorahensis, the sea scorpion was the undisputed king of predators in the sea, researchers who analysed its fossil, said.
Tiny plankton in the ocean are not just whale food, but they are also responsible for producing half of all the oxygen living organisms breathe on the planet.
Europa, Jupiter's moon looks beautiful in pictures - its round surface crossed by thick red lines, which according to scientists could be sea salt. The conclusion comes after researchers from NASA checked the consistency of the darker material traversing the surface of the celestial body.
A new report claims underestimated of sea level rise in ocean data during 1901 to 1990 which in turn could have caused underestimation later.
