This week's question comes from Morning Brief reader Robert, who asks, "Do tornadoes rotate clockwise or counterclockwise?

Abstract: The flight environment of guided projectiles is complex, which can easily lead to signal loss of the global navigation satellite system (GNSS), resulting in the failure of the navigation ...

Abstract: For Coriolis flowmeters, their flow sensor is essentially an oscillating pipe section conveying the metered fluid. Its working principle is based on the Coriolis force generated when the ...

Strange structures found lurking beneath Antarctic ice ...