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Social Sciences Jun 6, 2024

'We cannot simply go, go, go.' What is 'girl mossing,' the wellness trend that rejects hustle culture?

On TikTok and Instagram, people are "girl mossing": lying on a forest floor, staring up at a leafy canopy or caressing moss. The United States National Forest Foundation even borrowed the term to kick off its 2024 Instagram ...

General Physics Jun 6, 2024

Exotic black holes could be a byproduct of dark matter

For every kilogram of matter that we can see—from the computer on your desk to distant stars and galaxies—there are 5 kilograms of invisible matter that suffuse our surroundings. This "dark matter" is a mysterious entity ...

Astronomy Jun 6, 2024

Primordial black holes can only explain a fraction of dark matter, research suggests

What is dark matter? That question is prominent in discussions about the nature of the universe. There are many proposed explanations for dark matter, both within the Standard Model and outside of it.

Optics & Photonics Jun 6, 2024

Study of photons in quantum computing reveals that when photons collide, they create vortices

Vortices are a common physical phenomenon. You find them in the structure of galaxies, tornadoes and hurricanes, as well as in a cup of tea, or water as it drains from the bathtub.

Earth Sciences Jun 5, 2024

D-day's secret weapon: How wetland science stopped Normandy landings from getting bogged down

Beneath the roar of gunfire and the chaos of D-day, an unlikely hero played a vital role—wetland science. Often overlooked amid military strategies and troop movements, the study of mud proved critical to the success of ...

Ecology Jun 4, 2024

Australia's subtropical peat bogs need fire to survive

When I lived in Kalimantan in Indonesia in the 1990s and later in Kuala Lumpur in Malaysia, I would often wake to toxic, smoke-filled skies. The air would be filled with the distinctive smell of burning peat, as farmers cleared ...

Nanomaterials Jun 3, 2024

New catalyst brings commercial high-efficiency zinc-air batteries closer to reality

The effective conversion from fossil fuel-based to renewable energy sources requires cost-efficient, high-capacity, rechargeable batteries. Zinc-air batteries (ZAB) can theoretically store large amounts of energy, but current ...

Astronomy Jun 3, 2024

Hubble views broad and sweeping spiral galaxy NGC 4731

This new image from the NASA/ESA Hubble Space Telescope shows the broad and sweeping spiral galaxy NGC 4731. It lies in the constellation Virgo and is located 43 million light-years from Earth. This highly detailed image ...

Earth Sciences Jun 3, 2024

Thawing permafrost: Research suggests it's not a climate tipping point, but nevertheless has far-reaching impacts

Permafrost soils store large quantities of organic carbon and are often portrayed as a critical tipping element in the Earth system, which, once global warming has reached a certain level, suddenly and globally collapses. ...

Astronomy May 31, 2024

News from 'El Gordo': Study suggests dark matter may have collisional properties after all

Contrary to what is established by the standard model, dark matter may indeed be self-interacting. This was the conclusion of a piece of research published in Astronomy & Astrophysics and conducted by Riccardo Valdarnini ...

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