Why does the Moon have two different faces?. That question frames the lunar dichotomy: The nearside that faces us is different than the lunar farside. Scientists have worked hard to

The challenge of building habitats on the Moon is considerable, mainly because most additive manufacturing (aka. 3-D printing) techniques are not feasible. By utilizing a 3-D printing method known as

How do you search for a substance that doesn’t give off any kind of light, but its gravitational influence shapes galaxies? That’s the challenge researchers face as they try to