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Astronomy 3 hours ago

Observations investigate properties of nearby brown dwarf HD 33632 Ab

Using the Keck II telescope in Hawaii, astronomers have observed a nearby brown dwarf known as HD 33632 Ab. Results of the observational campaign, presented in a paper published May 14 on the pre-print server arXiv, provide ...

Planetary Sciences May 20, 2024

Astronomers determine Mars may face more potentially hazardous asteroids than Earth

A team of astronomers at Nanjing University has found evidence that Mars likely has more potentially hazardous asteroids in its path than Earth. In their study, posted on the arXiv preprint server, the group investigated ...

General Physics May 20, 2024

A model outlining the microscopic origin of black hole entropy

Black holes are intriguing astronomical objects that have a gravitational pull so strong that it prevents any object and even light from escaping. While black holes have been the topic of numerous astrophysical studies, their ...

Astronomy May 20, 2024

REBELS-25 is a dynamically cold disk galaxy, observations find

An international team of astronomers has observed a high-redshift massive star-forming galaxy known as REBELS-25. They found that REBELS-25 is a dynamically cold disk galaxy. This finding was presented in a research paper ...

Other May 18, 2024

Saturday Citations: Mediterranean diet racks up more points; persistent quantum coherence; vegan dogs

This week, we reported on the birth throes of black holes, the questionable assertions of a study about vegan dogs and a technique for observing entanglement without breaking quantum coherence.

Astronomy May 17, 2024

Report: 'Urgent' change needed to tackle bullying in astronomy and geophysics

"Urgent" action is needed to address an "insidious" and systemic bullying problem within the world of astronomy and geophysics, a report warns.

Astronomy May 17, 2024

Hubble views cosmic dust lanes

Featured in this new image from the NASA/ESA Hubble Space Telescope is a nearly edge-on view of the lenticular galaxy NGC 4753. Lenticular galaxies have an elliptical shape and ill-defined spiral arms.

Astronomy May 17, 2024

Astronomers detect rare neutral atomic-carbon absorbers with deep neural network

Recently, an international team led by Prof. Ge Jian from the Shanghai Astronomical Observatory of the Chinese Academy of Sciences conducted a search for rare weak signals in quasar spectral data released by the Sloan Digital ...

Archaeology May 17, 2024

Pottery residue research explores culinary traditions in Germany from the Early Neolithic to the Bronze Age

Pottery types and decoration have been used extensively by archaeologists to differentiate and describe cultures. The (past) contents and the actual function of the vessels have less often been the focus of research.

Astronomy May 17, 2024

Data from MAXI J1820+070 shows Einstein was right about how matter plunges into a black hole

A team of astrophysicists from the University of Oxford, Newcastle University and the Institute of Astronomy, all in the U.K., working with a colleague from the University of Virginia, in the U.S., has found evidence showing ...

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