The prevailing model for planetary accretion assumes that the solar system's planets formed in an extremely hot, two-dimensional disk of gas and dust, post-dating the sun. Scientists now propose a ...

Most hobby 3D printers are based on FDM, extruding a single-color noodle of melted plastic to build up an object. Powder-based inkjet 3D printing allows you to print detailed, full-color models from a ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Dust. It's the bane of homeowners and astronomers alike, a persistent nuisance that collects in ...