For dolphins, the ocean is a world of sound. Their whistles carry social information, helping them communicate and stay connected, while echolocation—rapid-fire clicks—functions like underwater sonar, helping them navigate their surroundings and detect potential prey.
A major push is underway to catch and vaccinate more than 5,000 little penguins in Victoria to protect them against the virulent H5N1 bird flu.
We aren’t the only animals that like to take care of other species. A new study finds that the roots of keeping a pet may stretch deep into our primate past.
Plus: Why Kawhi Leonard and the Clippers are guilty, and why Shohei Ohtani is not
From wall-mounted smartphone docks to old-fashioned coiled-phone handsets, a growing trend for retro phone accessories may be a sign that many people are looking for ways to create distance from their smartphones.
Close to a phase transition, very different materials can follow the same mathematical rules. The concept of universality, which groups seemingly distinct systems based on their common properties, was developed to describe this phenomenon.