Streams

Marcelo Gleiser

Marcelo Gleiser appears in the following:

If We Create Life, Who Will Control It?

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.

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Science And Spirituality: Could It Be?

Wednesday, September 10, 2014

Commentator Marcelo Gleiser says we must let go of the connection between spirituality and the supernatural and realize that science is an expression of our fascination with the mystery around us.

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The Challenge Of Betting On A Scientific Idea

Wednesday, September 03, 2014

In taking sides for or against a theory, scientists place their faith on an idea. Commentator Marcelo Gleiser asks what happens when the idea can't be tested or validated. Is it still science?

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The Universe Is Still Dark After All These Years

Wednesday, August 27, 2014

We've learned so much, yet we still don't know the composition of 95 percent of the cosmos. Commentator Marcelo Gleiser says it is good to stay humble and keep an open mind as the search continues.

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Soft Immortality: Would You Do It?

Wednesday, August 20, 2014

Is immortality something desirable, or a many-headed monster? Commentator Marcelo Gleiser says that as medical science extends our lifespan, the question becomes more real all the time.

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We Don't Need To Be Created To Be Relevant

Wednesday, August 13, 2014

Life doesn't necessarily lead to intelligence. So, says commentator Marcelo Gleiser, the fact that we are thinking, molecular machines should mean something — and redefine the way we relate.

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No End In Sight? No Problem!

Wednesday, July 30, 2014

Our quest for knowledge will never end because we just can't know everything, no matter how hard we try, says commentator Marcelo Gleiser. But that's a good thing. Here's why.

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Without Conflict There Is No Growth

Wednesday, July 23, 2014

Conflict is the force that drives change. Commentator Marcelo Gleiser asks: What are the values that we should champion as we fight for a better future?

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What The World Needs Now Is A New Enlightenment

Wednesday, July 16, 2014

New human possibilities materialized with the arrival of the the Enlightenment in the 17th and 18th centuries. Commentator Marcelo Gleiser says its time to pick up the banner and move forward again.

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Physics Feels The Pull Of Nature's Biggest Mysteries

Wednesday, July 09, 2014

We don't have all the answers; many big questions hang over the world of theoretical physics. Is this business as usual? Or symptom of a major crisis in our understanding of nature?

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The Game Of The Gods Keeps Us Watching

Wednesday, July 02, 2014

If nature is like a game played by the gods, scientists are the observers trying to figure out the rules. Physicist Marcelo Gleiser asks: Can our knowledge ever be complete?

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Cosmic Confusion: It's How Science Gets Done

Wednesday, June 25, 2014

Recent results cast doubt on claims that a much-hyped experiment has detected signals from the Big Bang itself. That's just another example of science in the making, says commentator Marcelo Gleiser.

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Do Aliens Play Ball?

Friday, June 20, 2014

The World Cup is on, a festival of amazing teamwork and theatric tribalism. Billions of humans love soccer. Are games a mark of intelligence, something we should expect to find across the cosmos?

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The Transhuman Future: Be More Than You Can Be

Wednesday, June 11, 2014

Humanity is slowly transforming, evolving into a new species, growing together with its technology. Marcelo Gleiser asks: How will we maintain our sense of self as we become something else?

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The Lure Of The Unknown Drives Science Forward

Wednesday, June 04, 2014

There is no end to how much we can know of reality. But we can never know everything, says commentator Marcelo Gleiser.

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Our Brain, The Trickster

Wednesday, May 28, 2014

Don't get fooled into believing you know what reality is, says commentator Marcelo Gleiser. It's a trick the brain plays on us, an illusion spun together out of our many bodily senses.

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The Mind-Body Problem: A Cautionary Tale

Wednesday, May 21, 2014

Does a mind need a body to exist? To be happy? Science fiction has been wrestling with these questions for years and commentator Marcelo Gleiser suggests that we heed Hollywood's latest warning.

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Unruly Children Of Earth: Grow Up

Sunday, May 18, 2014

We don't often think about it but we are deeply connected to the universe and deeply indebted to mother Earth. Commentator Marcelo Gleiser says its time we treated her with respect.

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Chasing Life In An Inhospitable Universe

Wednesday, May 07, 2014

NASA's Kepler satellite has spotted an Earth-like planet in the habitable zone of another star. Commentator Marcelo Gleiser says this "a truly remarkable achievement."

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One Universe, One Life: A Conjecture

Wednesday, April 30, 2014

We are all connected chemically to the universe; life, if it exists out there, will share the same roots as life here. Yet, we must be the only humans in the cosmos, says commentator Marcelo Gleiser.

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