Streams

Marcelo Gleiser

Marcelo Gleiser appears in the following:

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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Are Physicists Ready To Give Up The Chase For SUSY?

Saturday, April 26, 2014

It's been four decades since the idea of supersymmetry was proposed as a better way to explain the universe. The problem is, says commentator Marcelo Gleiser, that we haven't been able to prove it.

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Find A Mentor, Be A Mentor

Wednesday, April 16, 2014

The right person can make all the difference in your life. Marcelo Gleiser has benefitted from more than one mentor in his life. Now he gives his time to others and encourages you to do the same.

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The Truth? It's Out There In The Fog

Wednesday, April 09, 2014

How much can theories tell us about nature? For one thing, they can't tell you the truth. A recent cosmic discovery about the earliest moments of the Big Bang highlights this conundrum.

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What Universe Is This, Anyway?

Wednesday, April 02, 2014

Evidence of ultra-fast cosmic expansion forces us to confront the possibility that the multiverse exists. But how will we ever know? It's a problem that could leave us tangled up in knots.

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Listening To The Echoes Of Creation

Wednesday, March 26, 2014

Scientists last week revealed evidence of gravitational waves from the very beginning of the universe. Commentator Marcelo Gleiser asks: Are we closer to understanding creation itself?

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Is That Another Wave Of Collapse Headed Our Way?

Wednesday, March 19, 2014

Is civilization on the brink of collapse? Every age has its seers who falsely claim that all is rotten. But it's also true, as a new study notes, that history is littered with examples of implosion.

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The Truth Is, Philosophy Rules Your World

Wednesday, March 12, 2014

A remarkable new book brings Plato back to teach us how to make our lives matter and why philosophy is here to stay. Commentator Marcelo Gleiser can't recommend it enough.

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The Playfulness Of Invention

Wednesday, March 05, 2014

The gift of believing in imagination, enjoying it as if it's real, usually falls away in adulthood. But keeping the door open between the imagined and real worlds can show us the way forward.

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Is Freedom Just An Illusion? Maybe We Don't Want To Know

Wednesday, February 26, 2014

As we learn more about the brain, we should ask whether learning too much might, ultimately, compromise our freedom. Simulating reality could be a threat to reality, warns commentator Marcelo Gleiser.

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The Mystery That Binds Us All

Wednesday, February 19, 2014

The whole debate between science and religion is hitched to the wrong tree, says commentator Marcelo Gleiser. Common ground exists: each is a manifestation of humanity's attraction to the mysterious.

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Modern Fears For Modern Times

Wednesday, February 12, 2014

What happens when you ask a lot of really smart people what worries them? You get lots of very good reasons to worry about the future of our civilization and planet. Commentator Marcelo Gleiser is your guide to this fascinating exercise in intellectual anxiety.

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Do Black Holes Exist?

Wednesday, February 05, 2014

Stephen Hawking wants to do away with black holes (as we know them) so he can save the two pillars of modern physics: general relativity and quantum mechanics. At stake is our understanding of the nature of space and time, and how matter affects, and is affected by, both.

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When Science Beats Fiction

Wednesday, January 29, 2014

The European Space Agency's Rosetta spacecraft is on track to rendezvous with a far-away comet and land a probe, a first. It will be a major turning point in our history and one that promises to address key questions such as the origin of water and life on Earth.

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The Problem With A Clockwork Universe

Wednesday, January 22, 2014

Is life (the universe and everything) just a series of predictable events, a chain of physics problems stringing all the way back to the Big Bang? Commentator Marcelo Gleiser takes on determinism.

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The Choice Is Yours: The Fate Of Free Will

Wednesday, January 15, 2014

We seem to make our own choices all the time: chicken instead of steak, a book instead of a movie, the beach instead of the mountains. But free will is an illusion in the eyes of some researchers. Commentator Marcelo Gleiser gives it some thought and decides he's not buying that argument.

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