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A lot of astronomers around the world are starting to see spots, and they say it's a good thing.

The whole concept of an electromagnetic pulse sounds like science fiction, but they are very real.

There is no question that carbon dioxide levels are rising to unprecedented levels, at least compared to the prior 800,000 years.

A global helium shortage is impacting businesses large and small. Local businesses that rely on the non-renewable gas are making due without any idea of when or if helium will be readily available again.

A major helium shortage could deflate your next party or celebration.

Neon has proven to be a very important and a storied part of Nevada's history -- in particular, in Las Vegas.

Thank you to Brian Greenspun for a wonderful column about UNLV (“UNLV now sits on a very short list,” Feb. 3).

FOX5's Peter Dawson shares how you can mark Pi Day in Southern Nevada.