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Astronomy Aug 13, 2026

TESS discovers a rare brown dwarf orbiting a massive, aging star

For decades, astronomers lumped brown dwarfs into a single category defined by mass alone—too big to be classified as planets but too small to become stars. However, this definition ignores the two very different mechanisms ...

Astronomy Aug 13, 2026

Active supermassive black holes may help form massive planets

A popular myth about black holes is that they act like giant cosmic vacuum cleaners, sucking in everything around them. But Wladimir Lyra's research found a new mechanism around supermassive black holes that is more like ...

Astronomy Aug 12, 2026

Chemical fingerprints reveal hidden binary pasts of massive stars

More than 70% of massive stars are born in close binary systems, where gravitational tugs and mass transfer between companions dramatically alter their evolution. Yet once the interaction ends—whether through mass transfer, ...

Plasma Physics Aug 4, 2026

New approach to cleaning the inner walls of a fusion system removes another obstacle to near-endless energy

Fusion systems need inner walls that can withstand extreme heat. One promising solution uses liquid lithium to protect the walls, held like water in a sponge made of the exceptionally strong metal tungsten. An advanced manufacturing ...

Astronomy Jul 28, 2026

JWST could spot volcanic 'exo-Ios' around super-Jupiters

Jupiter's moon Io is the most volcanically active planetary body in the solar system, boasting hundreds of active volcanoes that spew molten lava into space. This activity results from a process called tidal heating, in which ...

Astronomy Jul 27, 2026

'Dead stars' may have surprisingly healthy appetites

"Dead stars" known as white dwarfs have already shown the potential to help us better understand how planetary systems, including our own solar system, take shape and evolve. Now, research from the University of Michigan ...

General Physics Jul 23, 2026

Materials surrounding a fusion reaction can dramatically increase how often it occurs

Fusion at high temperatures powers the sun and, if harnessed, could provide a potential source of energy here on Earth. But controlling fusion reactions has other benefits. The process also generates subatomic particles called ...

Astronomy Jul 20, 2026

One idea, two cosmic mysteries—linking Little Red Dots and globular clusters

A new study led by astronomers at The University of Texas at Austin proposes a theory that could solve two astronomical riddles at once: the nature of Little Red Dots and the origin of globular clusters. Rather than representing ...

Plasma Physics Jul 11, 2026

Reimagining the furnace: How a new magnetic design could supercharge industrial plasma

Imagine trying to trap a miniature star inside a machine without letting it touch the walls or burn itself out. This is the central, high-stakes challenge of high-temperature plasma engineering.

Materials Science Jul 8, 2026

Catching hydrogen in the act: Tracking the absorption process over time

If you're looking for hydrogen on the elemental chart, it won't take you long to find it. It is right there at the beginning, the lightest possible material. One electron, one proton—that's it. Simple, minimalistic, the Marie ...

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