Science

54 stingrays have died at a suburban Chicago zoo after oxygen levels in their tank malfunctioned and plummeted, officials say. Veterinary staff was not able to rescue the four southern stingrays and 50 cownose rays in the exhibit, according to the Chicago Zoological Society, which operates the Brookfield Zoo.

A new species of dinosaur has been discovered in Southern Alberta. One of the oldest relatives of Triceratops, the best-known horned dinosaur, had an elaborate bony collar frill ringed by forward-curling hook-like horns. The newly discovered specimen, Wendiceratops pinhornensis, is also thought to have had a prominent upright nose horn and horns above each eye.

The Philae lander could be sat on a comet full of alien life — and we wouldn’t know if it was, according to two scientists. The organic-rich black crust of the comet named 67P/Churyumov-Gerasimenko was likely caused by microorganisms living beneath an icy surface, The Guardian reported citing leading astronomers.

Ocean acidification and rising water temperatures caused by increasing levels of carbon dioxide in the atmosphere are changing the distribution of the world’s food fish, according to research led by scientists at the University of British Columbia.

As a new study reveals, warnowiids, a type of single-celled marine plankton, possess a tiny, human-like eye. Researchers believe the Warnowiid dinoflagellates use the eyes to spot prey.

Beekeeper Dave Schuit is ripping apart drywall with a hammer and tearing out fibreglass insulation, taking apart a living room wall to gain access to a hive of about 50,000 honeybees.

Do rats dream? They apparently do. When rats rest, their brains simulate journeys to a desired future, such as a tasty treat, according to new research.

North Carolina teen bitten by shark in serious condition. For the second time in two days, someone was bitten by a shark off the Outer Banks. The attack Saturday involved an 18-year-old who was in the water near Rodanthe.

Python eats itself to death after its porcupine supper punctured its stomach from the inside.

Giant goldfish released from domestic fish tanks are multiplying like rabbits in the ponds and lakes of Alberta, Canada, and the local government has been forced to take steps to prevent them spreading further.

Researchers have uncovered a strange, otherworldly creature that once lived half a billion years ago. This nightmarish, work-like animal had legs, spikes and a head difficult to distinguish from its tail.