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Phys.org / Carbon nanotubes are closing the gap on copper conductivity

Carbon nanotubes are one technology that many observers believe hasn't quite lived up to the extreme hype that surrounded them when they first appeared on the scene in the late 1990s. At that time, much was made of their ...

Apr 24, 2026
Phys.org / Metro Manila air still carries toxic lead decades after gasoline phaseout

Counterintuitively, despite the ongoing fuel crisis and the over two decades since the global phaseout of leaded gasoline, toxic lead still lingers in Metro Manila's air. By analyzing aerosol data from as far back as 2018 ...

Apr 29, 2026
Tech Xplore / A solar cell moonlights as an LED, both absorbing and emitting light more efficiently

Imagine a display that harvests ambient light when it is not actively in use, offsetting some of its own energy consumption. Materials physics shows that this is possible; the same semiconductor material can, in principle, ...

Apr 28, 2026
Phys.org / Two suns are better than one—planets thrive around binary stars

Planets may actually form more easily around double stars than around single stars like our sun, according to new research from astrophysicists at the University of Lancashire. Binary stars are common in our galaxy, yet for ...

Apr 27, 2026
Phys.org / Researchers detect microplastics in fish larvae shortly after hatching

Microplastics are now widely distributed throughout the environment—in water, in the air, in the soil and even inside living organisms, including marine life. However, most studies to date have focused on adult fish, including ...

Apr 29, 2026
Phys.org / Fertilizer can be made from local resources instead of fossil fuels

The prices of mineral fertilizers are rising. The Fraunhofer Institute for Interfacial Engineering and Biotechnology IGB is working on alternative production methods: Researchers have developed various processes and demonstrated ...

Apr 29, 2026
Medical Xpress / From gut to brain: Scientists engineer bacteria to treat severe liver-related brain dysfunction

When the liver fails, toxins—such as ammonia—that should be filtered from the blood build up and reach the brain. The result is hepatic encephalopathy (HE), a devastating neurological complication of liver disease that can ...

Apr 28, 2026
Medical Xpress / Scientists create first-ever 'smell map' of the nose's smell receptors

For most of us, the sense of smell is an integral part of everyday life; it plays a critical role in providing information about our surroundings, alerting us to potential dangers, enhancing our sense of taste, and evoking ...

Apr 28, 2026
Tech Xplore / No batteries, just body heat: Demonstrating the potential of battery-free sensing

As devices for wireless sensing systems become smaller and more complex, finding suitable power sources for them is becoming increasingly difficult. However, advances in low-power sensing technology may allow such systems ...

Apr 27, 2026
Medical Xpress / Age, sex, and cancer type can influence risk of subsequent cancers among survivors

The risk of developing a subsequent primary cancer varied significantly by age at initial diagnosis, sex, and type of first cancer, according to a study by Oxana Palesh and Susan Hong and colleagues at Virginia Commonwealth ...

Apr 28, 2026
Science X / Future-focused negative thoughts undercut present joy predicts depression more strongly than researchers expected

Imagine you are at a party having the time of your life—then you start thinking about the fact that these good feelings will fade as soon as it ends, triggering those good feelings to diminish in the moment. A recent article ...

Apr 28, 2026
Phys.org / Organic matter diversity determines how much iron is available for marine life, study finds

How much of the essential trace element iron remains available for marine life in the ocean depends critically on the diversity of organic molecules in seawater, according to new research published in Nature Communications ...

Apr 28, 2026