Science Iranian physicists estimate advanced civilizations last 5,000 years or less Rob Beschizza

space exploration Jaron Lanier's crazy idea for signaling/searching for ETs Gareth Branwyn

fermi paradox Why not take a moment to ponder the Fermi Paradox? Annie Rauwerda

Science Florida congresswoman claims evidence for "interdimensional beings" Rob Beschizza

Science Is 3I/ATLAS, the latest interstellar object, an alien spaceship? Rob Beschizza

Science Apparently seeing green apples is proof that all ravens are black Mark Frauenfelder

cover songs Fall Out Boy re-wrote "We Didn't Start the Fire" for 1989-2023 Thom Dunn

aliens Dark Forest Sim lets us play out what happens to humanity if we survive war, disease and earthly disaster Rob Beschizza

Science Human civilization likely alone Rob Beschizza

podcast TED Chief Chris Anderson on the neuroscience of memes and the future of TED Rob Reid

podcasts On the astounding lack of extraterrestrials 'round Here Rob Reid

Science After On Podcast #2:  Video Games as Medicine? Rob Reid

augmented reality Introducing The After On Podcast – interviews with thinkers, founders, and scientists Rob Reid

science fiction After On – a novel of a Silicon Valley startup by Rob Reid Mark Frauenfelder

books Kim Stanley Robinson's "Aurora": space is bigger than you think Cory Doctorow