Image Repurposed multiple sclerosis drug could help bones heal faster Wednesday A University of Arizona-led study found that 4-aminopyridine sped up bone fracture repair in mouse models, ramping up the activity of key genes. Read more
Image An ancient signpost: Minute fossils tell big story about arthropod evolution Tuesday A research team led by Nick Strausfeld at the University of Arizona made an unexpected discovery: The brain of Jianfengia, a creature that lived in the lower Cambrian, is very similar to that of living crustaceans. This places the extinct animal in the ancestry of insects and crustaceans, not spiders and their relatives, as had been previously assumed. Read more at University of Arizona News
Image Arizona startup tackles food waste with solar drying technology Tuesday A new company is taking shape around an invention designed to reduce landfill waste and create new value from surplus produce. Read more
Image A growing baby planet photographed for first time in a ring of darkness Tuesday Using a cutting-edge optics system developed at the University of Arizona, researchers have gotten a glimpse of what our solar system likely looked like during its infancy. Read more at University of Arizona News
Image Building a research database to protect tribal trust Monday Claudia Nelson guided the creation of a public-facing research database, increasing transparency between U of A researchers and Arizona’s native tribes. Read more
Image What can prairie dogs teach us about wildfire management? Monday The small mammals eat vegetation, create burrows and clear ground. How do those habits impact the spread of wildfires? Read more at University of Arizona News
Image Asteroid Bennu is a time capsule of materials bearing witness to its origin and transformation over billions of years Aug. 22, 2025 Three new papers reveal yet more secrets from samples collected by the University of Arizona-led OSIRIS-REx mission from asteroid Bennu. Read more at University of Arizona News
Image Repackaged cancer drug boosts delivery to tumors, improves combination therapies Aug. 21, 2025 Researchers modified the chemotherapy drug paclitaxel to more effectively target breast and pancreatic cancer tumors in mouse models. Read more
Image Putting sleep at the center of health care Aug. 20, 2025 The career of physician-scientist Sairam Parthasarathy, MD, tracks with the evolution of sleep science. Read more
Image A ‘gut sense’ connecting the large intestine to the brain could help regulate appetite Aug. 20, 2025 A team led by a University of Arizona College of Medicine – Tucson scientist identifies a pathway from the colon to the brain that influences food intake. Read more