Ethan SiegelinStarts With A Bang!Modern astrophysics answers Isaac Newton’s oldest questionStraddling the bounds of science and religion, Newton wondered who set the planets in motion. Astrophysics reveals the answer.12h ago112h ago1
Ethan SiegelinStarts With A Bang!Astronomers solve longstanding galaxy cluster collision puzzleHow do normal matter and dark matter separate by so much when galaxy clusters collide? Astronomers find the surprising, unexpected answer.1d ago1d ago
Ethan SiegelinStarts With A Bang!Ask Ethan: Did black holes form directly from the Big Bang?Even in the very early Universe, there were heavy, supermassive black holes at the centers of galaxies. How did they get so big so fast?4d ago24d ago2
Ethan SiegelinStarts With A Bang!The reality of quantum fluctuations was proven back in 1947Often viewed as a purely theoretical, calculational tool only, direct observation of the Lamb Shift proved their very real existence.5d ago65d ago6
Ethan SiegelinStarts With A Bang!10 revolutionary finds from JWST’s first 2 years of scienceIn July of 2022, the first science images from JWST were unveiled. Two years later, it’s changed our view of the Universe.6d ago16d ago1
Ethan SiegelinStarts With A Bang!New theoretical calculation solves the ‘muon g-2’ puzzleA longstanding mismatch between theory and experiment motivated an exquisite muon measurement. At last, a theoretical solution has arrived.Jul 304Jul 304
Ethan SiegelinStarts With A Bang!How fast can a human possibly run 100 meters?The all-time record is Usain Bolt’s 9.58 seconds, set in 2009. What is the fastest time, ultimately, for an ideal human body?Jul 29Jul 29
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?Jul 268Jul 268
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.Jul 257Jul 257
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.Jul 242Jul 242