A rhythmic mantle plume, like a "geological heartbeat," was discovered beneath Ethiopia at the Afar Depression, ripping the ...

Can a movement many feet below our feet quietly change the Earth’s rotation? Over 3,000 miles below the ground, the Earth’s ...

Abstract: In this letter, a novel cross physical layer (PHY)/medium access control (MAC) layer security scheme is proposed, where PHY key generated based on channel information is introduced into the ...

Abstract: In large-span space communication, the current bundle delivery mechanism using the Disruption-Tolerant Networks (DTN) technique confronts huge challenges such as high packet loss rate and ...