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Over the course of two decades, several thousand planets have been discovered and recorded. Most of these exoplanets look nothing like the planets in our Solar System. Dr. Steffen, a member of the science team for NASA’s Kepler mission, joins us to talk about these discoveries and what we’ve learned from them.

While most people can appreciate the beauty of the grasslands and rocky canyons of Northern Arizona, the land holds a special meaning for Ka-Voka Jackson.

In a remote canyon off the northern reaches of Lake Powell, a fourwing saltbush is growing deep roots as part of Ka-Voka Jackson's experimental plots of native plants. The silvery, sea-green shrub is joining grasses and succulents in Jackson's efforts to remedy ravenna grass infestations that threaten native flora and fauna in the sacred ancestral lands of her tribe and others around the Colorado River.

A thaw is underway in Russia, and it has nothing to do with presidential politics. Inside a cave in Russia's Ural Mountains, where Europe and Asia meet, a team of UNLV researchers has found evidence of steady warming since the end of the last ice age.

A dry wash cuts through rolling hills dotted by desert plants at Lindsay Chiquoine’s research site near Lake Mead, but the only scenery that seems to interest her is right at her feet.

Las Vegas is known for demolishing most of its past, at least above ground.

The earth remains chock full of prehistoric relics. Now, for the first time in years, a key find is in public hands.

UNLV has named Eric Chronister, professor and former chair of chemistry at the University of California, Riverside, as the new dean for the College of Sciences, effective July 1. Chronister replaces sciences professor Stan Smith, who served as acting dean for the past year.

Josh Bonde is a professor of paleontology at UNLV and is on the board of directors of the Las Vegas Natural History Museum, where he is in charge of the research side of projects. To him, dinosaurs are the best way to get through to people about science and the history of Nevada.