While most planets that we are familiar with stick relatively close to their host star in a predictable orbit, some planets ...

Astronomers just measured the mass of a free-floating planet without a star for the first time ...

A magnetometer is a device that measures magnetism: the direction, strength, or relative change of a magnetic field at a ...

For more advanced tracking for walking, running, and cycling, the well-known Strava app (for iOS and Android) doesn't need a ...

Consumer Reports weighs in on the accuracy of models from Eufy, Wyze, Vitafit and other brandsAccuracy is key when it comes ...