The Largest Object in the Universe Breaks the Laws of Physics
AdultsAstronomyPhysicsScienceIn March 2025, astronomers announced the "largest cosmic structure discovered to date". They called it Quipu. And Quipu is just the latest entry in a list of structures that are too big for cosmologists to explain without revisiting one of the most fundamental assumptions they have about the universe.
Surprise: There was a universe before the Big Bang | Ethan Siegel
AdultsAstronomyPhilosophyPhysics..."Asking the question of, where did the entire universe come from, is no longer a question for poets and theologians and philosophers.
Inertia Challenge
YouthExperimentsFunHow-to...Wow your friends and colleagues with these simple inertia tricks!
What Would Happen If We Just Kept Digging?
AdultsEnvironmentGeologyPhysics...The deepest hole we've ever been able to dig is just 0.2 percent of the way to the center of the Earth. What would we encounter if we could drill all the way?
Mysterious Water Suspension
YouthExperimentsHow-toPhysics...The goal is to suspend the water in the container upside down, without any glue or other adhesives.
We Traveled Back in Time. Now Physicists Are Angry.
AdultsLifeScienceTechnology...Time travel is possible. In fact, you’ve been doing it since the day you were born.
Brian Cox on quantum computing and black hole physics
AdultsPhysicsScienceTechnology“You’re not meant to understand what I just said, because I don’t understand what I just said…” Physicist Brian Cox on one of the most complex theories in space science.