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Phys.org / Deep ocean earthquakes drive Southern Ocean's massive phytoplankton blooms, study finds

Stanford researchers have uncovered evidence that deep underwater earthquakes can spur the growth of massive phytoplankton blooms at the ocean surface.

Dec 18, 2025 in Earth
Medical Xpress / Aspartame sweetener cuts fat, but may harm heart and brain—even at low doses

A study by CIC biomaGUNE and Biogipuzkoa HRI conducted on mice has found that the prolonged intake of sweeteners may exert harmful effects on the function of various organs. Artificial sweeteners are widely used to reduce ...

Dec 18, 2025 in Health
Phys.org / Elegant solution for measuring ultrashort laser pulses discovered

Ultrashort laser pulses—that are shorter than a millionth of a millionth of a second—have transformed fundamental science, engineering and medicine. Despite this, their ultrashort duration has made them elusive and difficult ...

Dec 18, 2025 in Physics
Medical Xpress / Silent dengue infections may hold clues to future vaccine design

Dengue is one of the world's fastest-spreading mosquito-borne diseases, causing millions of infections annually. Half of the world's population is now at risk, and transmission is increasing in many regions due to climate ...

Phys.org / Team shatters 3D nanofabrication limits with meta-optics

Lawrence Livermore National Laboratory (LLNL) engineers and scientists, in collaboration with Stanford University, have demonstrated a breakthrough 3D nanofabrication approach that transforms two-photon lithography (TPL) ...

Dec 18, 2025 in Nanotechnology
Phys.org / Catch the Ursid meteor shower as it peaks just before Christmas

The last major meteor shower of the year, known as the Ursids, peaks soon, bringing glowing streaks to nighttime and early morning skies. Compared to other meteor showers, it's more subdued, but experts say it's still worth ...

Dec 18, 2025 in Astronomy & Space
Phys.org / Super strain-resistant superconductors: Study narrows down the hidden symmetry

Superconductors are materials that can conduct electricity with zero resistance, usually only at very low temperatures. Most superconductors behave according to well-established rules, but strontium ruthenate, Sr₂RuO₄, ...

Dec 18, 2025 in Physics
Medical Xpress / Recreational marathoners show no long-term heart damage after 10 years

A collaboration of researchers in Switzerland, Germany, and the US tracked cardiac function in recreational marathon runners over a 10-year span. Repeated endurance training and racing aligned with stable right ventricular ...

Dec 17, 2025 in Cardiology
Medical Xpress / NU-9 halts Alzheimer's disease in animal model before symptoms begin

An experimental drug developed at Northwestern University has demonstrated further promise as an early intervention for Alzheimer's disease.

Dec 18, 2025 in Neuroscience
Phys.org / Common virus 'rewires' intracellular mechanisms to promote infection

Investigators from the laboratory of Derek Walsh, Ph.D., professor of Microbiology-Immunology, have discovered how human cytomegalovirus rewires intracellular mechanisms to control the movement of the cell nucleus, promoting ...

Dec 18, 2025 in Biology
Phys.org / Gaia finds hints of planets in baby star systems

Ever wondered how planetary systems like our own solar system form? Thanks to the European Space Agency's Gaia space telescope, we're getting a unique peek behind the cosmic curtain into these dusty environments.

Dec 18, 2025 in Astronomy & Space
Phys.org / Key proteins reveal how evolution of locomotion shapes bone remodeling processes

An international collaboration study reveals how evolution and locomotion patterns, such as bipedalism, shaped bone structures through proteins present in the bone matrix. The findings of the study, led by researchers from ...

Dec 18, 2025 in Biology