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Phys.org / Japan's giant caldera volcano is refilling 7,300 years later

The magma reservoir of the largest volcanic eruption of the Holocene is refilling. This Kobe University insight on the Kikai caldera in Japan allows us to understand giant caldera volcanoes like Yellowstone or Toba more generally ...

Mar 27, 2026
Phys.org / He suddenly couldn't speak in space. NASA astronaut says his medical scare remains a mystery

The astronaut who prompted NASA's first medical evacuation earlier this year said Friday that doctors still don't know why he suddenly fell sick at the International Space Station.

Mar 27, 2026
Phys.org / How lifetime stress drives abnormal behaviors in lab monkeys

It is not unusual for laboratory monkeys to engage in abnormal repetitive behaviors (ARBs), such as pacing and hair-plucking. Conventional thinking is that these actions are linked to recent stresses or current housing conditions. ...

Mar 27, 2026
Phys.org / Study explains Antarctic sea ice growth and sudden decline

A new Stanford University study has helped solve a mystery about dramatic swings in sea ice extent around Antarctica.

Mar 28, 2026
Phys.org / Liquids can fracture like solids—researchers discover the breaking point

In a development that could shift our basic understanding of fluid mechanics, researchers from Drexel University have reported that, given the right circumstances, it is possible to induce a simple liquid to fracture like ...

Mar 28, 2026
Phys.org / Implantable 'living pharmacy' produces multiple drugs inside the body

A multi-institutional team of scientists, co-led by Northwestern University, has taken a crucial step toward implantable "living pharmacies"—tiny devices containing engineered cells that continuously produce medicines inside ...

Mar 27, 2026
Phys.org / Alaska analysis shows continued loss of Arctic landfast sea ice

Sea ice is sticking to Alaska's northern coast for less time each year, according to 27 years of data analyzed by University of Alaska Fairbanks scientists. Such landfast ice, which stays attached to the shoreline instead ...

Mar 28, 2026
Medical Xpress / How to contain avian flu H5N1 if human-to-human spread begins

At this point, avian flu H5N1 is thought to have very limited ability to transmit between humans, but a recent case in British Columbia with an unknown source of transmission has piqued the curiosity and concern of scientists, ...

Mar 28, 2026
Phys.org / Earth's magnetic field creates a previously undetected pocket of protection from radiation on the moon

High-energy particles called galactic cosmic rays (GCRs) bombard unprotected objects in space, often causing damage. Earth, however, is protected by its magnetic field, which creates a protective shell around the planet that ...

Mar 26, 2026
Phys.org / Artemis II astronauts arrive at Florida launch site for first moon trip in 53 years

The astronauts set to become the first lunar visitors in more than half a century arrived at their launch site Friday, joining the towering rocket that stands poised to blast off next week and send them around the moon.

Mar 28, 2026
Phys.org / Piezoelectric materials enable a new approach to searching for axions

Dark matter, a type of matter that does not emit, reflect or absorb light, is predicted to account for most of the matter in the universe. As it eludes common experimental techniques for studying ordinary matter, understanding ...

Mar 27, 2026
Phys.org / Saturday Citations: Birthday cetaceans; quantifying children's play experiences; placebos still effective

This week, we learned that across the animal kingdom, sperm cells have a short shelf life. A study implicated autoantibodies in the development of long COVID. And among its other drawbacks, the weedkiller glyphosate may foster ...

Mar 28, 2026