A high-energy signal lasting over seven hours, first observed in mid-2025, has drawn intense scrutiny from astrophysicists ...

The Pentagon did not conduct a routine investigation into the impact of Defense Secretary Pete Hegseth’s disclosure of sensitive military information in a group chat on Signal earlier this year and ...

The defense secretary has insisted no classified information was shared. A monthslong investigation into Defense Secretary Pete Hegseth's use of the commercial messaging app Signal is complete and its ...

The electrocardiogram (ECG) is an important tool for exploring the structure and function of the heart due to its low cost, ease of use, efficiency, and non-invasive nature. With the rapid development ...

The encryption protecting communications against criminal and nation-state snooping is under threat. As private industry and governments get closer to building useful quantum computers, the algorithms ...

The original version of this story appeared in Quanta Magazine. If you want to solve a tricky problem, it often helps to get organized. You might, for example, break the problem into pieces and tackle ...

Abstract: The Multiple Signal Classification (MUSIC) algorithm, a widely used Direction of Arrival (DOA) estimation algorithm, has the disadvantage of being unable to estimate coherent signals, and ...

1 Department of Engineering, University of Naples Parthenope, Naples, Italy 2 Department of Economics, Law, Cybersecurity and Sports Sciences (DiSEGIM), University of Naples Parthenope, Naples, Italy ...

Secretary of Defense Pete Hegseth has ordered the Pentagon to slash the top ranks of the military, a move that affects four-star generals and admirals. The Wall Street Journal is also reporting that ...

Defense Secretary Pete Hegseth in April denied discussing sensitive military information with his wife and others in the Signal app. Photo: Douglas Christian/Zuma Press Defense Secretary Pete Hegseth ...