Lab Notes

Drifting in space and time

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In 1916, Albert Einstein’s general theory of relativity predicted ripples in the fabric of space known as gravitational waves. Just as accelerating electrons create...

Are we alone in the universe?

This is one of humanity’s most fundamental and persistent questions. The answer has always seemed, until recently, elusive and out of reach. But this is beginning to change. Biologists have been deepening our understanding of what kinds of environments life might ...

Naming the stars

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The holiday season is a peak time for companies that sell the novelty gift of “naming a star,” with a framed certificate and a...

Comet ATLAS shrugs

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In late December 2019, a telescope in Hawaii operated by the Asteroid Terrestrial-impact Last Alert System (ATLAS) discovered a comet on its way to...

Pimping science news

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Science journalism has been declining for years, under the same media pressures that have made local news an endangered species. Boulder County is one...

Tracking wildfire smoke

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It’s already been a challenging wildfire season in Colorado, with crews currently battling four major fires around the state. Driven by an exceptionally hot...

Bouncing off the satellites

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On Oct. 30, NASA finally retired the Kepler space telescope, the prolific planet-hunter that has been scanning the skies for the past nine years....

Discovering Ultima Thule

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Four billion miles from the Earth on New Year’s Eve, a spacecraft traveling at 32,000 miles per hour zoomed past a tiny object roughly...

Chasing alien megastructures

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In 1960, physicist Freeman Dyson suggested that the energy demands of all technological civilizations would eventually exceed the natural resources of their home planet....

The OSIRIS-REx mission: To Bennu and back

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On Sept. 8, 2016, Dr. Vicky Hamilton watched as NASA’s OSIRIS-REx (Origins, Spectral Interpretation, Resource Identification Security, Regolith Explorer) lifted clear of Cape Canaveral’s...

Predicting seasons of the sun

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Although you might take it for granted that the sun is extremely stable over time, the star at the center of our solar system...

Watching stellar heartbeats

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In 1966, astronomer Olin Wilson started what would become a decades-long pursuit, searching for an answer to a simple question. Wilson knew that observations...