Rivers are Earth's arteries. Water, sediment and nutrients self-organize into diverse, dynamic channels as they journey from ...

The European Space Agency (ESA) successfully established a transmission-reception optical link with NASA's Deep Space Optical ...

Scientists now say an interstellar comet discovered earlier this month could be one of the oldest that astronomers have ever ...

President Donald Trump on Monday named Transportation Secretary Sean Duffy to also serve as interim NASA administrator.

Learn how glaciers melt and contribute to seas rising in this animated explainer from NASA's Jet Propulsion Laboratory. Credit: NASA Jet Propulsion Laboratory ...

HOUSTON — NASA has deployed two specialized aircraft to assist state and local authorities with flood recovery operations in ...

Sixty years ago today, NASA’s Mariner 4 spacecraft took the first up-close images of Mars, changing humanity's understanding ...

Mariner 4, built by JPL in Pasadena, took the images on July 14, 1965. One of the mission's leaders reflects on decades of ...

After its voyage past Mars, Mariner 4 maintained intermittent communication with JPL and returned data about the interplanetary environment for two more years. But by the end of 1967, the spacecraft ...

Engineers at NASA’s Jet Propulsion Laboratory in Pasadena, California, modified the backup Mariner 4 spacecraft to operate closer to the Sun, and on June 14, 1967, NASA launched Mariner 5 on a 127-day ...

American space agency NASA said it selected the first two instruments to be fitted on the upcoming Lunar Terrain Vehicle (LTV ...

Why do some rivers split? UCSB scientists found the answer—and it could change how we restore and manage waterways.