FILE - This undated image made available by the Centers for Disease Control and Prevention on Feb. 4, 2015 shows an electron microscope image of a measles virus particle, center. (Cynthia ...

The effect is so predictable that researchers use ocean surface topography to map the ocean floor, according to Science magazine. Researchers study ocean surface topography using satellite-based ...

The satellite images, taken Thursday by Maxar Technologies, show ongoing construction on the wall, which sits along the Sheikh Zuweid-Rafah Road some 3.5 kilometers (2 miles) west of the border ...

The satellite images, taken Thursday by Maxar Technologies, show ongoing construction on the wall, which sits along the Sheikh Zuweid-Rafah Road some 3.5 kilometers (2 miles) west of the border ...