DESI, which will be scanning the sky for five more years, is expected to observe around 40 million galaxies and quasars ...

In a new book release, two scientists combine forces to explain the discoveries, developments and theories made in the realm ...

Cut in a curve, then cut along the line. Put putty under paper. Poke a hole. Cut to the corners. Stop at each corner. Put your scissors in the corner. Turn, then start to cut. Cutting from the ...

If you need to drill holes in masonry or concrete, you may have heard about, or come across, hammer drills. There are two ...

However, not every retinal tear causes rhegmatogenous RD. There are two types of holes: operculated and atrophic. An operculated hole is a tear in which continued vitreous traction amputates the ...

Our colleague Marie Viljoen’s post last month, Help Birds in the Winter: 12 Tips for Food, Lodging, and Bird Safety, was a good reminder that not all birds migrate in the colder months and that ...

Black holes are points in space that are so dense they create deep gravity sinks. Beyond a certain region, not even light can escape the powerful tug of a black hole's gravity. And anything that ...

Here's just how big black holes can really get. There are three common types of black holes. The smallest are stellar black holes, which form after a giant star explodes and collapses in on itself ...

In the background are many other dwarf galaxies hosting active black holes, as well as a variety of other types of galaxies hosting intermediate-mass black holes. NOIRLab/NSF/AURA/J. da Silva/M.