Ethan SiegelinStarts With A Bang!Ask Ethan: Can you explain wide binaries and modified gravity?There are many theories of gravity out there, and many interpretations of wide binary star data. What have we really learned from it all?·12 min read·2 days ago--2
Ethan SiegelinStarts With A Bang!Does the Universe expand by stretching or creating space?The evidence that the Universe is expanding is overwhelming. But how? By stretching the existing space, or by creating new space itself?·12 min read·3 days ago--17
Tim Andersen, Ph.D.inThe Infinite UniverseDark matter may come from the fifth dimensionAfter years of tinkering with tensor calculus, my paper explaining dark matter with a 5th dimension has been published in the peer-reviewed…·5 min read·6 days ago--26--26
Ethan SiegelinStarts With A Bang!Our best idea for the “origin of gold” doesn’t add upIn 2017, we detected gold being forged in a neutron star-neutron star merger. Now, in 2024, the amounts created simply don’t add up.·11 min read·4 days ago--10--10
Ethan SiegelinStarts With A Bang!Black holes are common. So where are the white holes?In General Relativity, white holes are just as mathematically plausible as black holes. Black holes are real; what about white holes?·11 min read·May 9, 2024--21--21
Ethan SiegelinStarts With A Bang!Ask Ethan: Can you explain wide binaries and modified gravity?There are many theories of gravity out there, and many interpretations of wide binary star data. What have we really learned from it all?·12 min read·2 days ago--2
Ethan SiegelinStarts With A Bang!Does the Universe expand by stretching or creating space?The evidence that the Universe is expanding is overwhelming. But how? By stretching the existing space, or by creating new space itself?·12 min read·3 days ago--17
Tim Andersen, Ph.D.inThe Infinite UniverseDark matter may come from the fifth dimensionAfter years of tinkering with tensor calculus, my paper explaining dark matter with a 5th dimension has been published in the peer-reviewed…·5 min read·6 days ago--26
Ethan SiegelinStarts With A Bang!Our best idea for the “origin of gold” doesn’t add upIn 2017, we detected gold being forged in a neutron star-neutron star merger. Now, in 2024, the amounts created simply don’t add up.·11 min read·4 days ago--10
Ethan SiegelinStarts With A Bang!Black holes are common. So where are the white holes?In General Relativity, white holes are just as mathematically plausible as black holes. Black holes are real; what about white holes?·11 min read·May 9, 2024--21
Ethan SiegelinStarts With A Bang!JWST uncovers new secrets within the Horsehead NebulaThe most iconic “dark nebula” of all lights up under JWST’s infrared gaze. Here’s what’s newly discovered inside.·3 min read·6 days ago--1
Cami BergerThe Existence of Parallel Universes: Multiverse Theory vs. Singular Universe TheoryWhat if I told you that there could be thousands, even millions of you living at the same time? Of course, this could only happen if the…4 min read·2 days ago--
Ethan SiegelinStarts With A Bang!The scientific story behind the timeline of our UniverseFrom the earliest stages of the hot Big Bang (and even before) to our dark energy-dominated present, how and when did the Universe grow up?·12 min read·May 8, 2024--10