Planetary Sciences

X-rays advance understanding of Earth's core-mantle boundary and super-Earth magma oceans

Researchers at the Department of Energy's SLAC National Accelerator Laboratory have revealed new details about Earth's core-mantle boundary and similar regions found in exoplanets.

Bio & Medicine

New microchip captures exosomes for faster, more sensitive lung cancer detection from a blood draw

A new way of diagnosing lung cancer with a blood draw is 10 times faster and 14 times more sensitive than earlier methods, according to University of Michigan researchers.

Mercury's magnetic landscape mapped in 30 minutes

As BepiColombo sped past Mercury during its June 2023 flyby, it encountered a variety of features in the tiny planet's magnetic field. These measurements provide a tantalizing taste of the mysteries that the mission is set ...

People infer the past better than the future, study finds

If you started watching a movie from the middle without knowing its plot, you'd likely be better at inferring what had happened earlier than predicting what will happen next, according to a new Dartmouth-led study published ...

Here's why B cells benefit from booster shots

Certain infectious diseases, such as COVID or the flu, evolve constantly, shapeshifting just enough to outmaneuver our immune systems and reinfect us repeatedly. But subsequent reinfections often don't lead to the most severe ...

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Medical Xpress

Tech Xplore

How doxycycline for STI prevention affects the gut microbiome

Taking a dose of the oral antibiotic doxycycline after a high-risk sexual encounter has dramatically reduced the incidence of sexually transmitted infections (STIs) in places where the strategy is being tried.

Astronomers determine distances to 18 dwarf galaxies

Astronomers from the Special Astrophysical Observatory (SAO) in Nizhnij Arkhyz, Russia, have conducted photometric observations of dwarf galaxies identified by the ALFALFA survey. The results allowed the researchers to determine ...

Stretching makes the superconductor

When people imagine "new materials," they typically think of chemistry. But UConn physicist Ilya Sochnikov has another suggestion: mechanics.

'Killer' toothaches likely cause misery for captive orca

An international research team has undertaken the first in-depth investigation of the teeth of captive orca (killer whales) and have found them a sorry state, which raises serious concerns for these majestic mammals' overall ...

New conservation method empowers indigenous peoples

For many in the Western world, the conventional notion of "development," or the idea that societies progress through industrialization and agricultural intensification, goes unquestioned: it provides people with housing, ...

An engineer's guide to the embryo

In roughly 48 hours, the single cell of the fertilized frog egg will undergo dramatic change to develop vital body parts like muscles, a skeleton, eyes, a heart, and a tadpole tail. Scientists have been studying this process ...