Science & Discovery News Today — September 25, 2026

The natural world is full of mysteries waiting to be unraveled, and scientists are making progress on several fronts. In the oceans, researchers are investigating a mass die-off of baby whales off Argentina, with bacteria suspected to be a contributing factor. Meanwhile, in a lab experiment, scientists have successfully engineered magnetic bacteria that can extend the lifespan of worms by 43%, offering a glimpse into the potential for microbiological interventions to improve health.

On land, researchers are working to better understand and mitigate the risks of natural disasters, such as wildfires, which are a growing concern in the US. New mapping techniques are allowing scientists to track wildfire risk on a day-by-day basis, providing valuable insights for forest management and conservation efforts. Elsewhere, studies of production forests and coral reefs are highlighting the complex interplay between biodiversity, ecosystem health, and financial sustainability. And in a discovery that sheds light on the early Earth, astronomers have identified a distant lava world with signs of an atmosphere, offering clues to the conditions on our planet billions of years ago.

Today's signal:
• Bacteria suspected in deaths of hundreds of baby whales off Argentina (phys.org)
• Scientists gave worms magnetic bacteria. They lived 43% longer (sciencedaily.com)
• Mapping wildfire risk across the US, day by day (phys.org)
• Biodiversity in production forests: Both costs and benefits shape the financial picture (phys.org)
• Coolest lava world yet with signs of an atmosphere offers clues to early Earth (phys.org)
• Ningaloo Reef corals reveal early fall spawning window for two key species (phys.org)