Cosmologist Paul Sutter explains how magnetic fields and other forces create the sun’s awesome power and how we’ll see some of it during the upcoming eclipse.
Astrophysicists haven’t found any yet, but quark stars are made of the “strange” type of quark, and their discovery could open new avenues of research.
These theoretical particles can go backward in time, leading to strange time-travel paradoxes. If they exist, they would break our understanding of physics.