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Surprising diversity in aging revealed in nature

In our youth we are strong and healthy and then we weaken and die - that's probably how most would describe what ageing is all about. But, in nature, the phenomenon of ageing shows an unexpected diversity of patterns and ...

Australia scientists tackle reef-killing starfish

An Australian research team said Monday they have found an effective way to kill the destructive crown-of-thorns starfish, which is devastating coral reefs across the Pacific and Indian oceans.

A solution to sinusitis from the sea

A team of scientists and surgeons from Newcastle are developing a new nasal spray from a marine microbe to help clear chronic sinusitis.

Red Sea coral seen to feed on jellyfish

(PhysOrg.com) -- Corals depends on the products of photosynthetic algae for most of their food, but they also eat tiny plankton. Now, for the first time, there is evidence of a coral eating jellyfish.

Scientists shine a light on coral photosynthesis

(Phys.org) —Balancing budgets isn't just a matter for governments, as scientists have observed in a study of the way light is used in the symbiotic relationship between animal and plant that we know as coral.

Researchers develop novel microscope to study the underwater world

A new microscopic imaging system is revealing a never-before-seen view of the underwater world. Researchers from Scripps Institution of Oceanography at the University of California San Diego have designed and built a diver-operated ...

What you need to know about jellyfish attacks on salmon farms

Tens of thousands of farmed salmon are dead after a swarm of mauve stinger jellyfish swept through an open-ocean salmon farm in Ireland. Tourists in France and Spain must contend with these summer visitors, too. Where are ...

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Polyp

A polyp in zoology is one of two forms found in the phylum Cnidaria, the other being the medusa. Polyps are approximately cylindrical in shape and elongated at the axis of the body. In solitary polyps, the aboral end is attached to the substrate by means of a disc-like holdfast called the pedal disc, while in colonies of polyps it is connected to other polyps, either directly or indirectly. The oral end contains the mouth, and is surrounded by a circlet of tentacles.

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