Avi LoebBrian Cox Takes Our Cosmic Status Too SeriouslyIn a new Joe Rogan podcast, the British physicist Brian Cox argued that we hold a great responsibility for prolonging our civilization…19h ago119h ago1
Avi LoebAre Wormholes Real?In 1935, Albert Einstein and His postdoc Nathan Rosen found a hypothical mathematical spacetime structure that bridges between two separate…2d ago72d ago7
Avi LoebPostcard from Interstellar Space: Separating the Wheat from the ChaffThere are hundreds of billions of stars in the Milky-Way galaxy and a substantial fraction of them host a habitable Earth-like planet. Most…3d ago73d ago7
Avi LoebWhy Are Early Black Holes Over-Massive?Most galaxies host a massive black hole at their center. Think of the gravitational potential well of the host galaxy as a bathroom sink…5d ago45d ago4
Avi LoebCelebrating Galileo’s Blend of Art and ScienceArt expresses our mental picture of reality through subjective intuitive tools. Science does the same with objective quantitative tools…Oct 194Oct 194
Avi LoebDoes the Sun Host a Black Hole at Its Center?In 1971, Stephen Hawking suggested that a mini black hole from the early universe could be lurking at the center of the sun. His proposal…Oct 1813Oct 1813
Avi LoebTiny Astronauts in Interstellar ObjectsImagine a hypothetical reality in which life on Earth had been offered to us at birth as an optional package deal and we could have…Oct 166Oct 166
Avi LoebAdvice to Gen ZAt the end of a podcast interview with a young host, Ayush Prakash, yesterday, he asked: “What is your advice to young members of Gen Z?”…Oct 159Oct 159
Avi LoebHunting `Oumuamua’s-Cousin with Eyes Wide OpenStarting in 2025, the Rubin Observatory in Chile will survey the southern sky every 4 days with a 3.2 gigapixel camera. Statistically, it…Oct 138Oct 138
Avi LoebPracticing Science is a Low-Risk, High-Reward JobWhile speaking at the Munich Security Conference in February 2024, I noticed snipers on the roof whose goal was to protect political…Oct 1111Oct 1111