Einstein's theory of general relativity views time similarly to width, height, and length. As such, both time and space can be curved by gravity. This effectively means that time is slower the closer ...
Earth's Dynamic Magnetic Fortress Our magnetosphere plays the role of gatekeeper, repelling unwanted energy that's harmful to ...
SpaceX launched twin satellites for NASA Wednesday that will study how the electrically-charged solar wind interacts with Earth's magnetic field, creating constantly changing and occasionally ...