The Felis catus in focus
New research shows that laughter rhythms in humans and great apes are strikingly similar, suggesting a shared evolutionary past. Fresh recordings of children’s giggles align with decades-old ape tickling data, indicating a common ancestor and shedding light on the evolution of human speech.
Waymo has announced the expansion of its driverless robotaxi fleet to four new U.S. cities, starting with employee rides before opening to the public. The Ojai vehicle is introduced as a comfort-focused option, with expansion plans across San Diego, Las Vegas, Tampa, and Denver. The rollout faces regulatory approvals and past safety incidents.
Waters near wastewater plants release DNA that carries resistance genes, enabling bacteria to acquire resistance even after treatment. New South Africa study shows extracellular DNA persists and can transfer resistance, suggesting advanced treatments are needed.
A series of recent studies suggests urban living continues to shape wildlife, with urban foxes showing domestication-like traits and Dublin’s fallow deer displaying bolder behavior around people. Experts debate whether domestic cats are still evolving or if human interaction is driving the changes.