Ray

Endangered sharks, rays and skates in the Mediterranean are more frequently caught in protected than in unprotected areas, according to research published Tuesday highlighting the need for better conservation for critically threatened species.

While we think of carbon emissions coming from manufacturing and agriculture, we don't often think of those arising from health care. In Australia, health care is responsible for 7% of national carbon emissions, while globally, health care is responsible for 4.4% of emissions.

About 37,000 years ago, a mother mammoth and her calf met their end at the hands of human beings.

Artificial vision systems find a wide range of applications, including self-driving cars, object detection, crop monitoring, and smart cameras. Such vision is often inspired by the vision of biological organisms. For instance, human and insect vision have inspired terrestrial artificial vision, while fish eyes have led to aquatic artificial vision. While the progress is remarkable, current artificial visions suffer from some limitations: they are not suitable for imaging both land and […]

A half-blind shark that is typically thought to live in freezing Arctic waters, scavenge on polar bear carcasses and survive for hundreds of years, recently turned up in perhaps an unexpected place—a coral reef off Belize. This marks the first time a shark of its kind has been found in western Caribbean waters off the world's second longest barrier reef.