Ethan SiegelinStarts With A Bang!The quantum physics behind fireworks displaysFrom the explosions themselves to their unique and vibrant colors, the fireworks displays we adore require quantum physics.19h ago19h ago
Ethan SiegelinStarts With A Bang!How the Solar System led planet-hunters astrayThe structure of our Solar System has been known for centuries. When we finally started finding exoplanets, they surprised everyone.1d ago11d ago1
Ethan SiegelinStarts With A Bang!The scientist’s 10 commandmentsThere are many things that separate science from ideology, politics, philosophy, or religion. Follow these 10 commandments to get it right.2d ago222d ago22
Ethan SiegelinStarts With A Bang!The epic race inside the Pillars of Creation is almost overThe last infant stars are finishing their formation inside these pillars of gas. The evaporation of those columns is almost complete.3d ago3d ago
Ethan SiegelinStarts With A Bang!Ask Ethan: Why is it darker during Winter than Summer?Sure, there’s less daylight during Winter than Summer, as your hemisphere is tilted away from the Sun. But darkness goes deeper than that.6d ago36d ago3
Ethan SiegelinStarts With A Bang!The only two “arrows of time” we have don’t matchOur thermodynamic arrow of time explains why the entropy of any isolated system always increases. But it can’t explain what we perceive.Jul 413Jul 413
Ethan SiegelinStarts With A Bang!The mystery of the Moon’s two faces could soon be solvedThe near and far sides of the Moon are so different from each other, and no one is sure why. New lunar samples could confirm a wild theory.Jul 37Jul 37
Ethan SiegelinStarts With A Bang!Why JWST doesn’t have the same limits as HubbleAll telescopes are fundamentally limited in what they can see. JWST reveals more distant galaxies than Hubble, but still can’t see them…Jul 2Jul 2
Ethan SiegelinStarts With A Bang!The Universe’s “dark ages” were briefer than we imaginedThere was a time where no starlight was visible throughout the entire cosmos. That time was short-lived: shorter than astronomers imagined.Jul 12Jul 12
Ethan SiegelinStarts With A Bang!Ask Ethan: Could gravitational waves collapse into a black hole?Gravitational waves carry enormous amounts of energy, but spread out quickly once they leave the source. Could they ever create black…Jun 284Jun 284