Marcelo Gleiser appears in the following:
Wednesday, February 11, 2015
The notion that other intelligences exist in the universe is pervasive in popular culture: Aliens are often portrayed as evil invaders. Astrophysicist Marcelo Gleiser ponders whether we should worry.
Wednesday, February 04, 2015
The fact that science opens a window for us to peer into our deep past should be a cause for celebration, irrespective of what we find when we are able to look, says astrophysicist Marcelo Gleiser.
Wednesday, January 28, 2015
Commentator Marcelo Gleiser ponders the question: Would you be comfortable dying, knowing that another you, a copy, would still be alive?
Wednesday, January 21, 2015
Our planet is getting steadily warmer — and ignoring this fact is like stepping in front of a train and hoping that if we close our eyes, it won't hit us, says commentator Marcelo Gleiser.
Wednesday, January 14, 2015
Photographer Jacob F. Lucas put together a book called Commute Culture, addressing how technology is changing human connections. Commentator Marcelo Gleiser caught up with him for an interview.
Wednesday, January 07, 2015
At this time of introspection and self-analysis, commentator Marcelo Gleiser shares some thoughts that have come to him in the course of writing books and essays over the years.
Wednesday, December 17, 2014
Commentator Marcelo Gleiser says that while he enjoys sci-fi speculation like most people, he also thinks there is a chance, in viewing recent films, to learn something about ourselves and our planet.
Wednesday, December 17, 2014
The Rev. Libby Lane has been a parish priest for 20 years. She will be consecrated on Jan. 26, becoming the first female bishop since the church was founded five centuries ago.
Wednesday, December 10, 2014
The Theory of Everything celebrates the spirit of a man who has fought for all of his adult life to uncover the mystery of time, says commentator Marcelo Gleiser.
Wednesday, December 03, 2014
There is no reason to expect that we can get to the ultimate nature of reality, says physicist Marcelo Gleiser. We must learn to live with the mystery, with the fact that we cannot know everything.
Wednesday, November 19, 2014
You may be carrying comet dust in your bones and blood. Probe Philae has shown that, now, we can go collect the original stuff. That's where science becomes magical, says commentator Marcelo Gleiser.
Thursday, November 13, 2014
Few, if any, movies have been this faithful to science and still managed to tell a gripping tale, says commentator Marcelo Gleiser — though some liberties are taken at points.
Wednesday, November 05, 2014
The crash of Virgin Galactic's spacecraft has renewed criticism of commercial space exploration. Commentator Marcelo Gleiser says disasters and loss of life are the cost of pushing humanity's limits.
Wednesday, October 29, 2014
Can scientists have too much faith, insisting that an idea is right despite contrary evidence? Commentator Marcelo Gleiser says yes, which could pay off in the end — or be a colossal waste of time.
Wednesday, October 22, 2014
Is there such a thing as complete emptiness or nothingness? Not according to modern physics, where empty space gets more active all the time, says commentator Marcelo Gleiser.
Wednesday, October 15, 2014
Commentator Marcelo Gleiser says the mystery that surrounds us will always be here; there is no complete or final knowledge, and this fact gives science a unique character.
Wednesday, October 08, 2014
If we are able to create intelligent machines, how can we guarantee they will keep us alive and well, as opposed to wiping us out? Nick Bostrom explores the question in Superintelligence.
Wednesday, October 01, 2014
Cell phones and social media may be changing the way we engage in — and experience — life. We need to be concerned if they have come to define how we live, says commentator Marcelo Gleiser.
Wednesday, September 24, 2014
This short video tells the story of humanity, from beginning to end. Commentator Marcelo Gleiser says it invites us to reflect on who we are, where we came from and how we will chart our future.
Wednesday, September 17, 2014
Commentator Marcelo Gleiser says the prospect of making living creatures is as exciting as it is terrifying — and the stakes are so high, that the discussion must be brought into the open.