Some bacterial species possess an astonishing ability: They use Earth's magnetic field to orient themselves. To better ...

The planets are visible throughout February, "but they’ll be lined up best toward the end of the month,” NASA says.

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. For five consecutive mornings, beginning on Aug. 17, early ...

Scientists now understand why seismic waves speed up near Earth's core. Extreme pressure and temperature cause solid mantle rock to flow slowly, aligning mineral crystals. This anisotropic structure ...

A lunar eclipse occurs when the sun, moon and Earth align, allowing the moon to pass into Earth's shadow, according to NASA. Lunar eclipses are often called "blood moons" because a red hue can be ...