Nanophysics Jul 24, 2024

Tunable metasurface can control optical light in space and time, offering path to wireless communication channels

It is a scene many of us are familiar with: You're working on your laptop at the local coffee shop with maybe a half dozen other laptop users—each of you is trying to load websites or stream high-definition videos, and ...

Space Exploration Jul 23, 2024

Expiring medications could pose challenge on long space missions

Medications used by astronauts on the International Space Station might not be good enough for a three-year journey to Mars. A new study led by Duke Health shows that over half of the medicines stocked in space—staples ...

Archaeology Jul 24, 2024

Scientists try to replicate ancient butchering methods to learn how Neanderthals ate birds

It's hard to know what Neanderthals ate: food preparation, especially when it comes to smaller items like birds, can leave few archaeological traces. But understanding their diets is critical to understanding these incredibly ...

Ecology Jul 23, 2024

Natural drylands grossly under-protected: Study predicts major threats due to human land-use conversion

Drylands cover about 42% of the Earth's land surface and are increasingly threatened by human land-use pressures like agriculture, alternative energy sources, overgrazing and climate change. Up to a third of the global human ...

General Physics Jul 23, 2024

A new way to make element 116 opens the door to heavier atoms

Scientists at the Department of Energy's Lawrence Berkeley National Laboratory (Berkeley Lab) are credited in the discovery of 16 of the 118 known elements. Now they've completed the crucial first step to potentially create ...

Plants & Animals Jul 23, 2024

Butterflies accumulate enough static electricity to attract pollen without contact, research finds

Butterflies and moths collect so much static electricity while in flight, that pollen grains from flowers can be pulled by static electricity across air gaps of several millimeters or centimeters.

Earth Sciences Jul 22, 2024

Metallic minerals on the deep-ocean floor split water to generate 'dark oxygen,' new study finds

An international team of researchers, including a Northwestern University chemist, has discovered that metallic minerals on the deep-ocean floor produce oxygen—13,000 feet below the surface.

Earth Sciences Jul 23, 2024

Scientists say sun's influence penetrates into deep Earth

For years, scientists believed that changes in the Earth's interior, such as volcanic eruptions and tectonic plate collisions, primarily affected the surface environment. Events such as the mass extinction around 66 million ...

Nanophysics Jul 22, 2024

New method achieves controllable tuning, assesses instability in 2D materials for engineering applications

Two-dimensional (2D) materials have atomic-level thickness and excellent mechanical and physical properties, with broad application prospects in fields such as semiconductors, flexible devices, and composite materials.

Astronomy Jul 22, 2024

Astrophysicists uncover supermassive black hole/dark matter connection in solving the 'final parsec problem'

Researchers have found a link between some of the largest and smallest objects in the cosmos: supermassive black holes and dark matter particles.

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