Biochemistry Jul 29, 2026

Flexible DNA directs proteins into atomically ordered crystals, overturning crystallization assumptions

For decades, scientists have largely relied on painstaking trial and error to coax proteins into crystalline forms. Crystallization enables scientists to determine the molecular structures of proteins, which can provide a ...

Analytical Chemistry 11 hours ago

Hiroshima blast debris reveals a previously unknown alloy

The Hiroshima blast on Aug. 6, 1945, was one of the most devastating events in human history. Like all nuclear detonations, it created fleeting moments of extreme heat, pressure, mixing and cooling. These conditions can briefly ...

Social Sciences 11 hours ago

Does misinformation on Facebook and Instagram change what you believe?

For years, social media companies have faced pressure from users and government watchdogs to stop misinformation from distorting elections, deepening political divisions and undermining Americans' trust in institutions. But ...

Earth Sciences Jul 24, 2026

Unraveling the climate behind the collapse of Bronze Age civilizations

The most severe droughts in the ancient Eastern Mediterranean arose when multiple natural climate cycles coincided, according to a new study from Stockholm University published in Science Advances. The findings shed new light ...

Biochemistry Jul 29, 2026

One of industry's toughest lignin byproducts could become feedstock for valuable chemicals

The pulp and paper industry, which manufactures everything from tissue paper to cardboard, also generates a significant yet often overlooked byproduct—a complex polymer called lignin. Around 100 million tons of lignin are ...

General Physics Jul 24, 2026

Long-lived ytterbium states could sharpen quantum computing and atomic clocks

Researchers from the University of Amsterdam and the University of New South Wales have answered a question that has been around for decades: whether ions of the metal ytterbium can enter certain long-lived, nearly stable ...

Astronomy Jul 23, 2026

Could alien signals be hiding on a different radio channel?

Astronomers searching for signs of extraterrestrial intelligence may have been missing alien signals in part of the radio spectrum that has not recently been explored.

Archaeology Jul 25, 2026

Ancient bones from smaller Maya communities reveal heavy reliance on maize and local subsistence patterns

Historians and archaeologists know that maize was a central food source and cultural symbol across the ancient Maya world, but much of what is known has come from studies focused on large Maya cities and elite burials.

Optics & Photonics 5 hours ago

Cesium atoms and quantum dots generate indistinguishable photons for modular quantum networks

Large-scale quantum communication networks require both reliable quantum memories and coherent single-photon sources that can exchange quantum information efficiently. A coherent source of single photons with narrow linewidth, ...

Plants & Animals Jul 29, 2026

Icelandic fish 'hot tubs' reveal genetic adaptations to warming—and unexpected overeating

New research, led by the University of Glasgow reveals that adaptation to warmer waters causes fish to display a range of behavioral and biological differences, including obesity, overeating and lower metabolism.

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