The Scarlet Letters

This essay originally ran in 2011. Back then, the Hubble Space Telescope was the exemplar of non-Earth astronomical observation. Its successor, the James Webb Space Telescope, launched in December 2021. This anecdote, however, might be timeless. In 1984, David Soderblom was a new hire at the Space Telescope Science Institute in Baltimore, and one day […]

Fatherhood: From Here to Eternity

“My father,” I would say, “is older than the universe.” The line has always gotten laughs. It comes at a point in my public talks when I want to convey how comically recent is our current understanding of the universe—so recent that people who were present at the creation still walk among us. I’ve never thought […]

What’s in a Name

The best thing that ever happened to the Big Bang is its name. For scientists, the acceptance of a scientific concept depends on its explanation of existing data, its prediction of observable phenomena, the observation of those phenomena, and the duplication of those results. But for non-scientists—well, for scientists, too—the popularity of a concept can come […]

Just Say No, No, No

This has been a bad year for contrarian cosmology.  First Geoffrey Burbidge died, at the age of 84, on January 26.  And now comes the news that Allan Sandage, also 84, died last Saturday. I’ll let other obituaries explore Sandage’s monumental scientific biography at length and in depth:  apprenticing under Edwin Hubble; assuming Hubble’s observing […]