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physics

Geniuses of the Cold

Mid-1990s Boulder was busy with activity. Fitness was king. Local businesses were prized. Hacky Sack circles and jam band opuses were ubiquitous anywhere students congregated. Simultaneous to that, though, was something wholly different. Buried in the corridors of the JILA tower on CU’s campus, a breakthrough was purring along quietly. Professors Carl Wieman and Eric […]

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Measuring the Moment, One Billionth at a Time – Boulder’s NIST

Ask someone exactly how long one second is, and you’re likely to get a smirk. If pressed, many might rely on the “one-Mississippi” trick from their hide-and-seek days. Others might claim an innate sense of it, as though they’re a minor—if punctual—X-Men style mutant. But, honestly, most would look at their smartphone. Ask the right […]

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Boulder Colorado Air Quality

A Day on Boulder Creek

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Planning a visit to Boulder Colorado?


Use this guide to see it all! Find the lodging, restaurants, community information and activities that fit your lifestyle! Whether you are planning your next visit, or want to hit the trails in winter, you can find information on hotels, inns, and resorts; restaurants, pubs and nightclubs; golf courses, shopping and day spas; arts and entertainment, activities, attractions and more!