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Is our Universe stuffed with Black Holes?
Cosmology is entering an exciting period. Several long-standing puzzles remain unsolved, while recent observations hint that our current picture is incomplete. Several observations may point to new phenomena in the very early universe—everything, including ...
Rotating Black Holes, Observations, and Working in General Relativity
Roy Kerr 2025 and back in 1963, when he developed the Kerr metric. When I am asked how I picture a black hole, I usually begin with its formation rather than with the formal structure of the equations. Consider a neutron star: an object of only a few ...
The long journey to the center of our galaxy
Question: Prof. Genzel, looking at your scientific career, it seems like a major project spanning decades. How did your personal journey into astrophysics begin? Reinhard Genzel 2018, Photo: ESO/M. Zamani Reinhard Genzel: It all started in Bonn, in ...
Observing gravitational waves in space with LISA
Earth-based instruments have already observed many dozens of gravitational-wave signals from merging compact objects such as binary systems of black holes and neutron stars. Their future upgrades and third-generation successors will detect many thousands ...
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Understanding Einstein
Die nächste Ebene unseres Portals, "Einstein verstehen", ist noch in der Entwicklungsphase. Vorabversionen der ersten Teile finden sich auf dem Blog "relativ einfach":
Teil 1 /
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Teil 5 /
Teil 6
Partner Website Einstein@Home
Help us search for gravitational waves with Einstein@Home! Visit this website to see how you and your home computer can take part in cutting-edge research.









