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Phys.org / Dissolvable hydrogel could enable personalized bone implants

Bones broken in a skiing accident usually heal on their own. But if the break is too severe or a bone tumor needs to be removed, surgeons insert an implant that enables the bone to grow back together. Implants often consist ...

Mar 2, 2026 in Chemistry
Phys.org / 'Old Mother Goose' challenges a 14-million-year lineage story in New Zealand

The discovery of a rare fossil goose in an ancient Central Otago lake shows the evolutionary history of Aotearoa New Zealand birds is much more dynamic than once thought, a University of Otago–Ōtākou Whakaihu Waka researcher ...

Mar 2, 2026 in Biology
Phys.org / Are these killer whales cannibals? They probably don't think so themselves

In 2022, a Russian whale researcher made a remarkable discovery on Bering Island off Russia's Pacific coast: a severed killer whale fin marked with the teeth of another killer whale. In 2024, it happened again. The two finds ...

Mar 2, 2026 in Biology
Phys.org / Modern twist on wildfire management methods has a bonus feature that protects water supplies

Wildfires are among the most economically costly natural disasters and are becoming more severe and frequent due to global warming. The United Nations Office for Disaster Risk Reduction estimates that global damage from wildfires ...

Mar 3, 2026 in Earth
Phys.org / Planting big native trees early can simplify forest restoration in Aotearoa

Native forest restoration usually starts with faster growing "nurse plants" that provide shelter under which to plant bigger trees—but new research suggests some big canopy trees can be planted early too. Scientists monitored ...

Mar 3, 2026 in Biology
Phys.org / MeerKAT discovers record-breaking cosmic laser halfway across the universe

Astronomers using the MeerKAT radio telescope in South Africa have discovered the most distant hydroxyl megamaser ever detected. It is located in a violently merging galaxy more than 8 billion light-years away, opening a ...

Mar 2, 2026 in Astronomy & Space
Phys.org / Agrivoltaics can increase or reduce yields and profits, depending on the crop and where the systems are deployed

In a world where increasing demands for food security and energy strain existing resources, scientists are looking for new ways to maximize both. One potential option, agrivoltaics, integrates solar photovoltaics with crops. ...

Mar 2, 2026 in Biology
Phys.org / Rydberg atoms detect clear signals from a handheld radio

For the first time, a team of US researchers has used sensors containing highly excited Rydberg atoms to detect signals from an ordinary handheld radio. Through a careful approach to demodulating the incoming signals, Noah ...

Feb 26, 2026 in Physics
Phys.org / Ultrasound-activated 'nanoagents' kill superbugs hiding in biofilms

Scientists have designed nanoagents that act like smart drug-delivery capsules—carrying an antibiotic deep into bacterial infection sites and releasing it only when activated by gentle ultrasound. Delivering antibiotics ...

Mar 2, 2026 in Nanotechnology
Tech Xplore / A 270-year-old physics trick could supercharge affordable battery technology

Roughly 270 years ago, Dr. Johann Gottlob Leidenfrost from Germany observed a peculiar behavior of water droplets on heated metal surfaces. In his manuscript, "A Tract About Some Qualities of Common Water," he described how ...

Mar 2, 2026 in Energy & Green Tech
Phys.org / Northern hemisphere snow cover is shrinking—new analysis tracks how fast

Faculty at Mississippi State University are continuing work at the intersection of mathematics, statistics, and climate science with the publication of a new study examining regional snow cover trends across the Northern ...

Mar 3, 2026 in Earth
Phys.org / What happens if truth is lost? Philosopher explains how truth defines our humanity

Behind every breakthrough, there is a quest for truth. This desire is wired into humans—an insatiable curiosity about the world. Questions about truth have perplexed philosophers for thousands of years, but many focus on ...

Mar 3, 2026 in Other Sciences