Satellites detected a mysterious gravitational change beneath Earth's surface, suggesting rapid movement of interior masses.

Gravity has become an unlikely viral villain, blamed for an imagined global blackout in which the planet briefly lets go of ...

A pull in the right direction ...

New findings suggest that ordinary sound has negative gravitational mass. This is an Inside Science story. (Inside Science) -- The sound of a sonic boom may produce about the same magnitude of ...

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Though we speak of the noontide sun as “beating down” on our heads, it does nothing of the kind. Both sun and moon, when overhead, actually “pull up” on us, their gravitational action counteracting ...