Tag Archives: cosmology

Universal Misconceptions #1: The expansion of time

I get a fair amount of email in response to my io9 columns. My latest one, on distance scales in the expanding universe, resulted in more than its fair share. I thought it might be useful to write a few … Continue reading

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io9's "Ask the Physicist"

Last week, I posted an entry on io9.com calling for “Ask the Physicist” type questions. People responded, um…, with gusto. There were nearly 400 comments on the original post, and well over 200 unique questions. I’ve started posting answers. #1 … Continue reading

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A couple of things I learned today

Today is the first day of the New Horizons in Particle Cosmology workshop, the inaugural conference of the Penn Center for Particle Cosmology. It’s going on until Monday, and I have to congratulate Justin Khoury, Bhuvnesh Jain, and Mark Trodden … Continue reading

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