Researchers are stumped by the sun’s high-energy gamma-ray emissions, which were examined over most of the solar cycle for the first time by Ohio State astrophysicists John Beacom, Annika Peter and Tim Linden.
Black holes, befitting their name and general vibe, are hard to find and harder to study. You can eavesdrop on small ones from the gravitational waves that echo through space when they collide—but that technique is new, and still rare.
Dim light emanating from the purgatory between galaxies could illuminate the most shadowy constituents of the cosmos.
Time travel is scientifically possible — "it's only a matter of going really, really fast," according to Paul Sutter, community outreach coordinator at Ohio State's Center for Cosmology and AstroParticle Physics.