NASA's Ingenuity helicopter sees a beautiful sunset on Mars

Sunsets provide some of the most beautiful natural imagery anywhere on Earth. People flock from all over to see sunsets at specific places at specific times, such as when they perfectly align down a street in Manhattan. But ...

How does the immune system react to altered gravity?

Space travel has always tested the human body by the effects of the new conditions of altered gravity on biological systems. It has long been known that continuous exposure to microgravity conditions human physiology and ...

NASA shoots for the Moon, on its way to Mars

NASA's most powerful rocket yet is set to blast off Monday on a mission to take humans back to the Moon, but fueling the spacecraft gave the US space agency trouble hours before the launch.

Pilots criticize Boeing for mistakes on its grounded jet

Airline union leaders and a famed former airline pilot said Wednesday that Boeing made mistakes while developing the 737 Max, and the biggest was not telling anybody about new flight-control software so that pilots could ...

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