Cosmic Russian Roulette: Death by Dark EnergyThe alarming news from the recent DESI data on the expansion of the Universe is that the energy density of the vacuum might not have been…5h ago5h ago
Gravitational SETIOne of the most exciting breakthroughs in astronomy over the past decade was the detection of gravitational waves. Since the days of…1d ago61d ago6
Council on Alien RelationsDuring a recent forum of the Council on Foreign Relations, I described the need to further our relations with other residents in our cosmic…2d ago32d ago3
Harvard’s Perfect StormDuring yesterday’s meeting of Harvard’s Faculty of Arts and Sciences (FAS), some of my Harvard colleagues argued that antisemitism does not…4d ago94d ago9
Sailing on the Surface of a Red Dwarf StarThe most common stars in the Milky-Way galaxy are red dwarfs. They possess about a tenth of the mass of the Sun and extend to about a tenth…5d ago35d ago3
Superhuman AI is Closer Than We Think, for the Wrong Reason!A couple of weeks ago, Nobel laureate Demis Hassabis forecasted that artificial intelligence (AI) will match human intelligence within the…Mar 3028Mar 3028
Nature Cannot Be Ruled in the Court of Public OpinionPhysics aims to figure out the rules that govern the reality we all share. Once inferred, the laws of physics cannot be broken. A specific…Mar 2914Mar 2914
The Highest-Energy Particles in the CosmosThe highest energy particles are so rare and special that they receive a name. In 1991, the most energetic particle ever detected, with an…Mar 266Mar 266
Q&A About Alien IntelligenceBelow is a set of questions that I had received today from Maximiliano Fernández, a journalist for Infobae, the most read Spanish-speaking…Mar 2516Mar 2516
What Are Aliens Having for Lunch?In his book titled “Like a Virgin: Secrets They Won’t Teach You at Business School,” the visionary Richard Branson wrote: “The brave may…Mar 249Mar 249
