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Bird flu kills 20 big cats at Washington animal sanctuary

Twenty big cats – including a Bengal tiger and four cougars – have died of bird flu over the past several weeks at an animal sanctuary in the state of Washington. “This tragedy has deeply affected our team, and we are all grieving the loss of these incredible animals,” the Wild Felid Advocacy Center of […]

Science

11 weird, groundbreaking, and cute animal stories from 2024

Whether a large and fuzzy social media sensation or deep-sea slug slunking around the ocean’s Midnight Zone, there are still so many exciting animals on Earth just waiting for their close-up. In that spirit, here are the 11 of the most exciting animal stories that Popular Science covered this year.  First photo of a newborn […]

Science

The Race to Translate Animal Sounds Into Human Language

In 2025 we will see AI and machine learning leveraged to make real progress in understanding animal communication, answering a question that has puzzled humans as long as we have existed: “What are animals saying to each other?” The recent Coller-Dolittle Prizeoffering cash prizes up to half-a-million dollars for scientists who “crack the code” is […]

Science

3D printing for tiny blood vessels could help bring an end to animal drug testing

Preparation of branched microvasculature. a. Scheme and fluorescent images of extraction and perfusion process. Scale bar 200 μm; b. 3D confocal epifluorescence images of HUVECs cells lining the microchannel walls. Scale bar 200 μm; c. Fluorescent image of HUVECs in 70 μm microvasculature. Inserted picture is a zoom-in image of microvasculature. Scale bar 200 μm; d. Confocal epifluorescence images […]

Science

Researchers Give Animal Cells the Ability to Photosynthesize for the First Time

Chloroplasts, the parts of cells that allow plants and algae to photosynthesize, are thought to have originated over 1 billion years ago, when photosynthetic cyanobacteria lived symbiotically within other primitive cellular organisms. Replicating the development of this photosynthetic capability in other cells today—by placing chloroplasts inside animal cells—was previously thought impossible: animal cells recognize chloroplasts […]