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Deborah Byrd

A Dragon and a former pole star

Let your eyes and imagination drift to see the entire winding shape of Draco the Dragon. Also, meet Thuban, a pole star when the Egyptians were building the pyramids. 

Sharks’ 6th sense tuned to attack

In recent studies, sharks had a simple reaction to a wide range of electric fields, suggesting their system is tuned for one thing: catching prey.

Globular clusters not as old as thought?

New research suggests that globular clusters – once thought to be nearly as old as the universe itself – aren’t that old, after all. They might be only around 9 billion years old.

Find the Summer Triangle

The Summer Triangle is a large star pattern made of 3 bright stars in 3 separate constellations. Look for it ascending in the east on these June evenings.

Find the Crow, Cup and Water Snake

Use the bright star Spica to help you find the constellations of Corvus the Crow, Crater the Cup, and Hydra the Water Snake.

Big and Little Dippers easy on June evenings

On June evenings, the Big Dipper is high in the north. Find it, and let it be your guide to the Little Dipper.

Guatemala’s Fuego volcano erupts in fury

The death toll is up to 65, with hundreds injured, from Sunday’s powerful eruption of Volcan de Fuego in Guatemala.

These distant moons may harbor life

Astronomers have identified 121 giant exoplanets whose moons might be capable of supporting life.

Shelf cloud over Florida

People see and photograph shelf clouds most often when these clouds are moving just ahead of intense lines of thunderstorms.

Mars starts to rise before midnight

Or does it?