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.
February 14, 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? Marcelo takes on determinism.
February 7, 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. Marcelo gives it some thought and decides he's not buying that argument.
January 29, 2014
Success is what we all strive for in life. But the truth is that behind every success sits a pile of failures. And that's just the way it should be.
January 22, 2014
What was there before the universe began? It's not a question we can really answer with the science we have at hand.
December 29, 2013
Marcelo discusses science and religion with CERN's director general, the Vatican's head of science and faith, and a scholar of Jain philosophy on BBC World Service's The Forum.
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