Physicists may have uncovered a surprising new clue that string theory—the idea that the universe is built from unimaginably tiny vibrating strings—could be more than just a mathematical fantasy.

whatsapp-api-client-java is a library for integration with WhatsApp messenger using the API service green-api.com. You should get a registration token and an account ID in your personal cabinet to use ...

Abstract: The quality control of meteorological data has lately received great attention for its important significance to national ecological security and military security. However, the ...

The attitude control system (ACS) in the modern satellite is complex and integrated for reliable and stable operation. Because of the unpredictable and changing space environment, any fault that ...