SciencefromBig Think6 days agoAsk Ethan: Why couldn't the Universe have expanded forever?A homogeneous Universe filled with energy cannot remain static; it must expand or contract.
SciencefromBig Think1 month agoThe 5 biggest mysteries about the origin of our UniverseFundamental cosmological questions remain: baryon asymmetry, dark matter origin, first stars' properties, inflation's nature, and the pre-inflationary past.
SciencefromBig Think3 months agoAsk Ethan: Could our whole Universe be a black hole's interior?Black holes have inaccessible interiors due to event horizons, representing profound mysteries in the Universe.
OMG sciencefromBig Think4 months agoAsk Ethan: Does cosmic inflation violate energy conservation?Energy isn't always conserved in the universe, particularly during cosmic inflation when it appears to increase exponentially.
HistoryfromBig Think5 months agoAsk Ethan: Was the Universe "timeless" before the Big Bang?Time behaves consistently across all observers, regardless of extreme conditions.
