Trick-or-treating is only half the fun. Get your kids excited for the big day with these easy Halloween crafts for kids. Crafting made spook-taculary easy There’s more to Halloween than putting on a ...

PhoSim simulates the atmosphere, including air turbulence, as well as distortions from the shape of the telescope’s mirrors and the electrical properties of the sensors. The photons are propagated ...

NASA astronaut Nichole Ayers photographed a rare atmospheric phenomenon over the US and Mexico known as a "sprite" that's ...

Sure, some holiday color pairings are obvious—red, white and blue for the Fourth of July, or green for St. Patrick’s Day. But Halloween’s iconic shades feel a little more mysterious. Is it just about ...

NASA astronaut Nichole Ayers, who is aboard the International Space Station as pilot of SpaceX Dragon’s Crew-10, captured the ...