A box jellyfish advisory has been issued this morning for Hanauma Bay Nature Preserve in East Honolulu. An HNL Alert was ...

A new study analyzed the sleep patterns of jellyfish and sea anemones and found they share some sleep traits with humans. The ...

Exceptionally preserved fossils from the Ediacaran period challenge what scientists thought was possible in sandstone. In the fossil record, creatures without hard shells or skeletons, such as ...

A box jellyfish advisory for Waikiki and Ala Moana beaches remains in effect today, according to city officials. Lifeguards from Ocean Safety continued to observe box jellyfish this morning, according ...

Honolulu Ocean Safety responded to 13 box jellyfish-related incidents today including eight in the Ala Moana Beach area, ...

But cleverness is hard to define - animals have to contend with different challenges in life and what might be clever or ...

For three summers in a row, researchers working in the Mai Po Nature Reserve noticed something unusual drifting through the brackish shrimp ponds. At first glance, the small, translucent animal looked ...

Scientists recently discovered a new member of Tripedaliidae (a family of box jellyfish) living in brackish ponds near Hong Kong. Only 1.5 centimeters in length on average, these new jellyfish have 24 ...

They’ve shed light on this glowing interstellar hydra. Luminescent images of a glowing “red jellyfish” have sparked speculations of alien visitations — but NASA assured us that there’s nothing to fear ...

It pulsed like a tiny heartbeat — a clear, quarter-sized jellyfish rising through the calm water of Taft Lake, sunlight flickering through its translucent body. The sight stopped Kate Lucas mid-paddle ...

The Portuguese man-of-war, or Physalia, is a jelly-like creature that uses a special gas-filled balloon to float on the sea surface. Physalia inhabits the area where the ocean meets the atmosphere, in ...