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Science of TRON

Listen to audio from the "Science of TRON" panel, featuring director Joe Kosinski, producer Sean Bailey, and science consultants Sean Carroll & John Dick. Learn More

Lawrence Krauss

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A One-Way Ticket to Mars

Now that the hype surrounding the 40th anniversary of the Moon landings has come and gone, we are faced with the grim reality that if we want to send humans back to the Moon the investment is likely to run in excess of $150 billion. The cost to get to Mars could easily be two to four times that, if it is possible at all.

Driving Rocket Ships and Talking with Our Minds

This week marks the 40th anniversary of the Apollo 11 Moon Landing on July 19, 1969, and there has been a predictable flurry of reporting about the event. The New York Times asked me and a few others to recall our memories of the 1969 events, in which I recalled how enthralled I was as a 15-year-old, staying home from school to chart the entire missions, building scale models, and dreaming of one day perhaps being the first Canadian Astronaut.

Why Is Science Outreach Important?

I was interviewed the other day by a journalist who asked me the following questions: Why is science outreach important? What does it matter whether people know anything about what is going on at the forefront of esoteric areas like cosmology? My response was colored by a recent experience giving a lecture to inaugurate the International Year of Astronomy at UNESCO headquarters in Paris.

I was lecturing on “The Impact of Modern Cosmology on Culture.” And the point that really hit home as I prepared my lecture is the fact that the existence of the Big Bang really deeply permeates the modern Zeitgeist. The discovery in 1929 that the Universe was expanding, combined with Le Maitre’s realization that Einstein’s General Relativity required a Big Bang (a fact that Einstein ridiculed until he realized it was correct), meant the Universe has a beginning.