Abstract: A thrust allocation method for a solid attitude and divert control engine, using a single combustion chamber shared by 4 divert thrusters and 6 attitude control thrusters, is proposed.

Abstract: The interoperability of wind and solar energy is a potential alternative to improve reliability and reduce the probability of an energy supply crisis. Due to the stochastic nature of both ...

Will Stone summarizes the CDC advisory committee's rollback of two vaccines for kids and the restrictions on the COVID-19 vaccine. It was chaotic and at times tense as a vaccine panel that advises the ...

It was chaotic and at times tense as a vaccine panel that advises the federal government and met in Atlanta this week. The committee guides the Centers for Disease Control and Prevention on who should ...

What does the CDC panel vote on childhood vaccine changes mean? By Scott Simon, Will Stone Published September 20, 2025 at 6:44 AM CDT ...

Scott Simon is one of America's most admired writers and broadcasters. He is the host of Weekend Edition Saturday and is one of the hosts of NPR's morning news podcast Up First. He has reported from ...