There is more space junk in Earth's orbit now than ever before. And this growing problem is creating an increasingly hazardous environment for operational spacecraft and satellites. Space junk ...

Spacefaring countries have for decades been sending thousands upon thousands of satellites and other objects into orbit, where they have become an integral component of modern society. From ...

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With Marcus Pettersson placed on injured reserve Tuesday morning, the Pittsburgh Penguins added reinforcements to their blue line, recalling Nathan Clurman from Wilkes-Barre/Scranton of the ...

Superior semicircular canal dehiscence is a condition in which there is a hole in the part of the inner ear that controls balance. For some people, this hole lets in sounds and changes in pressure ...