It's time to sharpen your knowledge of pencil history! (Bet you can't guess what the first erasers were made of.) ...

It's not every day we get this close to the heart of our solar system and live to talk about it. But NASA just did something extraordinary. Its Parker Solar Probe has flown closer ...

As NASA continues work to find a fix for the thruster issues that have afflicted Boeing's Starliner astronaut taxi, chances are high that the spacecraft's next mission will be uncrewed.