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Coming out of the last glacial period, there was a sudden climate reversal observed throughout the tropical and subtropical regions of the Earth. The cause of these changes during this interval so enigmatic, so much so, the interval was informally referred to as the “Mystery Interval.” Many large shifts in climates in the past seem to be synchronized with climate in the poles as expressed in ice core records.

“Is this something we’ve seen before?” We asked Dr. Josh Bonde. He grinned. “No, this is going to be something new.”

Sabertooth cats once roamed Las Vegas, mammoths towered over the valley, and now, you can see them.

For eons humans have gazed into the heavens and pondered the mysteries of the universe.

In Northern Nevada’s Great Boiling Spring, strange microscopic creatures thrive in water hot enough to kill you.

Tracing your family roots. It's research that can turn up all kinds of surprises, and maybe even links to famous ancestors.

Scott Abella began researching changes in plant life in the Oak Openings in 2002 as an undergraduate intern from Grand Valley State University in Michigan. Fifteen years later, Dr. Abella, assistant professor in the School of Life Sciences at the ���ӽ紫ý, continues his research on his summer breaks.

Biologist Allen Gibbs calls them his “all-American flies.”

In a 2016 interview with CNN, Anthony Scaramucci — President Donald Trump's new White House communications director — said that Earth, as well as human history, is just 5,500 years old. But ample evidence exists to prove that the world has been around for much, much longer.

For a half-century, scientists have debated whether animals can hibernate for as little as a day

Scientists study how animals hibernate and how doing so might benefit people

In dry, disturbed soil throughout the West, a weedy invader from Eurasia has gained a tenacious foothold. Kochia scoparia, also called poor man’s alfalfa, has slender, gray-green leaves that turn an ornamental orange in autumn. Despite control efforts, this weed springs back relentlessly thanks to its bountiful seed bank.