Ethan SiegelinStarts With A Bang!Ask Ethan: Does time exist, or is it an illusion?The passage of time is something we all experience, as it takes us from one moment to the next. But could it all just be an illusion?1d ago21d ago2
Ethan SiegelinStarts With A Bang!Deep space really is completely dark, New Horizons showsFrom inside our Solar System, zodiacal light prevents us from seeing true darkness. From billions of miles away, New Horizons finally can.2d ago42d ago4
Ethan SiegelinStarts With A Bang!The cosmic redemption of astronomer John Couch AdamsAdams was infamously scooped when Neptune was discovered in 1846. His failure wasn’t the end, but a prelude to a world-changing discovery.3d ago23d ago2
Ethan SiegelinStarts With A Bang!10 profound answers about the math behind Artificial IntelligenceIt’s knowledgeable, confident, and behaves human-like in many ways. But it’s not magic that powers AI though; it’s just math and data.4d ago54d ago5
Ethan SiegelinStarts With A Bang!Interacting galaxies are more than they seem, JWST showsFor its 2-year science anniversary, JWST has revealed unprecedented details in “the Penguin and the Egg.” Here are the surprises inside.5d ago15d ago1
Ethan SiegelinStarts With A Bang!Ask Ethan: Is Earth’s climate changing as the Sun loses mass?As the Sun ages, it loses mass, causing Earth to spiral outwards in its orbit. Will that cool the Earth down, or will other effects win…Jul 199Jul 199
Ethan SiegelinStarts With A Bang!Why doesn’t the expanding Universe break the speed of light?Just 13.8 billion years after the hot Big Bang, we can see objects up to 46.1 billion light-years away. No, this doesn’t violate…Jul 188Jul 188
Ethan SiegelinStarts With A Bang!Strongest “missing link” in black hole physics discovered at lastWe know of stellar mass and supermassive black holes, but intermediate mass ones have long proved elusive. Until now.Jul 173Jul 173
Ethan SiegelinStarts With A Bang!Arguments against dark matter in the Bullet Cluster fall apartThe Bullet Cluster has, for nearly 20 years, been hailed as an empirical “proof” of dark matter. Can their detractors explain it away?Jul 162Jul 162
Ethan SiegelinStarts With A Bang!Why humanity is a cosmic tale of despair and hopeOn a cosmic scale, our existence seems insignificant and inconsequential. But from another perspective, humans are completely remarkable.Jul 159Jul 159