There are still some great mysteries of our universe that physicists can't explain. How is that possible? Join us as we break ...

Sometimes science creates a mystery, and it can be very difficult to solve! Join Hank for a fun new episode of SciShow about ...

Like stretch marks left on skin that expanded too quickly or cracks embedded in freezing ice, cosmic strings are artifacts of ...

Physicists have used a new optical centrifuge to control the rotation of molecules suspended in liquid helium nano-droplets, bringing them a step closer to demystifying the behavior of exotic, ...

"Stars like the sun don’t just stop shining for no reason." ...

It's one of astronomy's great mysteries: how did black holes get so big, so massive, so quickly. An answer to this cosmic ...

Our nose is right in front of us. So why don't we normally notice it?

Using powerful X-rays, researchers at SLAC are trying to recover erased traces of a 2,000-year-old star catalog that could ...

After the Big Bang, the Universe entered a long, dark period before the first stars formed. During this era, hydrogen emitted a faint radio signal that still echoes today. New simulations show this ...

ESA's Proba-3 mission, made up of twin spacecraft capable of aligning to create artificial eclipses, has captured "rare" ...

Optical proof of a tiny companion orbiting supergiant star Betelgeuse is hard to come by. Hubble just spotted new evidence.