Many electric vehicle (EV) power electronics systems use silicon carbide (SiC) and gallium nitride (GaN) devices. These ...

Add Yahoo as a preferred source to see more of our stories on Google. An artist’s concept of NASA’s MAVEN spacecraft orbiting Mars. NASA/Goddard/University of ...

WASHINGTON, May 29 (Reuters) - NASA announced on Tuesday the end of the mission of its MAVEN spacecraft, which spent more than 11 years orbiting Mars to study the atmosphere of Earth's planetary ...

Researchers engineered “gyromorphs,” a new type of metamaterial that combines liquid-like randomness with large-scale structural patterns to block light from every direction. This innovation solves ...

From classical to rock, musicians tune their instruments to a common pitch so they can play together harmoniously. For at least 80 years, that standard pitch frequency has been A440 Hz — which defines ...

As part of a longer-term research project to understand what constitutes optimum ad frequency in today's multimedia, multimodal world, Omnicom's OM Intelligence unit this morning published the first ...

A theoretical study conducted at São Paulo State University shows that quantum excitations without topological protection, previously considered experimental limitations, can serve as spectroscopic ...

NASA may not be able to move forward with all three of its planned Venus missions as budget pressures force difficult trade-offs across its planetary science portfolio. When you purchase through links ...

Kerry Breen is a news editor at CBSNews.com. A graduate of New York University's Arthur L. Carter School of Journalism, she previously worked at NBC News' TODAY Digital. She covers current events, ...

An image showing the Tianwen-2 spacecraft, including its reentry capsule, with the Earth visible in the background. Credit: CNSA HELSINKI — China’s Tianwen-2 spacecraft is operating normally on its ...