Dean Regas
Outreach Astronomer, Cincinnati Observatory
Co-host of PBS' Star Gazers
Cincinnati, Ohio

May. 23, 2014

New Meteor Shower May Offer Skygazers a Treat...Or Not

Late Friday night, Earth will sail through debris left by the comet 209P/LINEAR. Scientists are calling the shower the Camelopardalids.

meteor shower, camelopardalids, dean regas, astronomy, comet, meteor, sky

Aug. 09, 2013

Comet Dust Brings a Spectacular Sky Show

The annual Perseid meteor shower, produced by remnants of the Swift-Tuttle comet, is back.

perseid meteor shower, perseids, meteor, swift-tuttle, comet, dean regas, Cincinnati Observatory

May. 18, 2012

Planning for a Solar Sky Show

Want to see a ring of fire? We’ll tell you how to see Sunday’s solar eclipse.

sun, solar eclipse, ring of fire, sky, astronomy, solar system

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Michael Pollan Talks Plants and Food

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How Humpbacks Hunt With Bubbles

Humpback whales blow bubbles around schools of fish to concentrate them for easier capture. It's called a bubble net, says David Wiley, research coordinator for Stellwagen Bank National Marine Sanctuary, and it's visible as a ring of bubbles at the surface. Now, with underwater digital tracking tags and custom visualization software, whale researchers can see what the whales are doing underwater when they're bubble-netting.

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