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Astronomy Aug 14, 2024

NASA telescopes work out black hole's feeding schedule

By using new data from NASA's Chandra X-ray Observatory and Neil Gehrels Swift Observatory as well as ESA's XMM-Newton, a team of researchers has made important headway in understanding how—and when—a supermassive black ...

Earth Sciences Aug 14, 2024

Tropical Atlantic mixing rewrites climate pattern rules

The churning of the upper ocean in the tropics of the Atlantic Ocean plays a crucial role in shaping long-term climate patterns across the world, a new study has found.

Astronomy Aug 14, 2024

Primordial black holes could kick out stars and replace them

Primordial black holes formed during the earliest stages of the evolution of the universe. Their immense gravity may be playing havoc in stellar systems. They can transfer energy into wide binary systems, disrupting their ...

Social Sciences Aug 14, 2024

Gender-sensitive job titles may affect women's interest in job ads

A new study suggests that the use of gender-sensitive language in the title of job advertisements may influence the level of interest demonstrated by female potential applicants. Dominik Hetjens of Technische Universität ...

Astronomy Aug 14, 2024

New massive eccentric brown dwarf discovered

An international team of astronomers has reported the discovery of a new brown dwarf, which received designation TOI-2490 b. The newfound object is about 74 times more massive than Jupiter and orbits a sun-like star on a ...

Archaeology Aug 13, 2024

Early improvement of sandy habitat led to origin of agriculture in the farming-pastoral zone of northern China: Study

The beginning of agriculture is one of the most significant events in human history. The origin and spread of agriculture accelerated the development of human society and economy and fundamentally altered humans' role in ...

Earth Sciences Aug 13, 2024

New parameter enhances insights into the evolution of mantle's redox states

The oxygen fugacity (fO2) of the mantle controls the speciation and mobility of volatiles within it, influencing the composition of volatiles released during mantle-derived magmatic activity, and thereby regulating the composition ...

Planetary Sciences Aug 13, 2024

Research team finds evidence of hydration on the asteroid Psyche

Using data from NASA's James Webb Space Telescope, a Southwest Research Institute-led team has confirmed hydroxyl molecules on the surface of the metallic asteroid Psyche. The presence of hydrated minerals suggests a complex ...

Astronomy Aug 13, 2024

Are Andromeda and the Milky Way doomed to collide? Maybe not

Scientists discovered the Andromeda galaxy, known as M31, hundreds of years ago, and around a century ago, we realized that it had negative radial velocity toward the Milky Way. In other words, eventually, the two galaxies ...

Astronomy Aug 13, 2024

NASA just shut down a planetary defense mission that tracks asteroids. Now what?

Launched in 2011, NASA's NEOWISE mission operated in Earth's orbit until late last week. It detected more than 3,000 near-Earth objects or NEOs—asteroids or comets whose orbits can bring them close to Earth, even with the ...

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