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…14h ago214h ago2
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…2d ago82d ago8
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…4d ago34d 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…5d ago245d ago24
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…6d ago146d ago14
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
What is Dark Energy?The standard cosmological model is simple. The expanding Universe has the total mass density corresponding to a nearly flat geometry and…Mar 238Mar 238
Technological Signatures on Free-Floating or Non-Habitable PlanetsIt is customary to search for signs of life on rocky planets in the habitable zone of their host star. There, the planet’s surface is not…Mar 226Mar 226
