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Phys.org / Self‑replicating circular RNA persists in extreme environments: Insights from hot spring microbiomes

Although the genetic material of most living organisms is DNA, various self-replicating agents rely instead on RNA, including RNA viruses and viroids, which are infectious RNA molecules that are smaller and structurally simpler ...

Apr 21, 2026
Phys.org / Alkaline cement tiles boost baby coral survival from 12% to 52%

As coral reefs struggle to survive in warming oceans, scientists across the world are scrambling to find ways to help these vital ocean ecosystems. An interdisciplinary team at the University of Miami has discovered a new ...

Apr 20, 2026
Phys.org / For some Americans, their accent isn't just related to where they live

For people living in some parts of the United States, their accent might not just indicate where they live, but also who they think they are. In a small study in rural northwestern Ohio, researchers found that men who had ...

Apr 20, 2026
Tech Xplore / AI model predicts human attention in 360-degree videos using both sound and vision

Virtual reality (VR) experiences and 360-degree videos are transforming viewers from passive observers into active participants immersed within a scene. Yet this shift raises an important question: Where do people direct ...

Apr 22, 2026
Tech Xplore / Tesla begins robotaxi production, with Cybercab ramp expected to accelerate by year-end

Tesla's much-touted autonomous "robotaxi," called the Cybercab, has started production, CEO Elon Musk said on Friday, the same week that the carmaker reported first-quarter profits that beat expectations.

Apr 24, 2026
Medical Xpress / New study finds states with stronger firearm laws have lower rates of youth-perpetrated firearm homicide

Firearm violence is the leading cause of death among U.S. youth. A new study from Boston Children's Hospital found that youth-perpetrated firearm homicides increased by 41% between 2018 and 2022. Stronger firearm laws were ...

Apr 24, 2026
Tech Xplore / AI smart glasses will help visually impaired runners take on the London Marathon

Running past Buckingham Palace during training, Tilly Dowler is closing in on a goal she once thought out of reach.

Apr 24, 2026
Phys.org / Inside the competition for capital at some of the world's biggest banks

As the U.S. economy becomes more consolidated, the strategic decisions of senior leaders at leading companies carry ever-greater weight. A lot is riding on how these companies are run, yet in most cases, their day-to-day ...

Apr 24, 2026
Phys.org / Cell membranes may store memories after electrical stimulation

The science of memories has been pursued and studied since the days of ancient Greece and Aristotle. Today, research conducted by Dima Bolmatov, assistant professor in the Department of Physics & Astronomy at Texas Tech University, ...

Apr 21, 2026
Phys.org / Crabs' iconic sideways walk evolved from common ancestor, study suggests

Researchers have provided new insights into the evolutionary origin of sideways walking in crabs. Their study, published today as a Reviewed Preprint in eLife, presents the largest comparative dataset on crab locomotion to ...

Apr 21, 2026
Phys.org / Cheaper sequencing, bigger payoff: New software could bring advanced metagenomics to more labs

Metagenomics relies on the use of software programs called assemblers, which can reconstruct tens of thousands of individual microbial genomes from DNA sequencing of samples such as soil, bodily fluids, or clinical swabs ...

Apr 22, 2026
Phys.org / Astronomers precisely date rare brown dwarf companion, offering new test for how these objects cool

Astronomers at the University of Hawaiʻi have precisely measured the age of a nearby sun-like star and its unusual companion, known as a brown dwarf, an object that falls between a planet and a star. The discovery offers ...

Apr 21, 2026